1. The Invisible Bridge
Location: Mt. Mabinogio Ruins

2. Hyland Goat
Location: Elysia, Home of the Seraphim

3. Elsylark Nest
Location: Elysia, Home of the Seraphim

4. Natural Lookout Point
Location: Lakehaven Heights

5. Beautiful Butterfly
Location: Lakehaven Heights

6. Ladylake’s Great Waterwheel
Location: Ladylake – Central District

7. Great Sanctuary of the Sacred Blade
Location: Ladylake – Central District

8. Altar of the Sacred Blade
Location: Vivia Subterranean Aqueduct

9. Altar of the Bow
Location: Galahad Ruins B1

10. Rountabel Palace Bookshelves
Location: Palace

11. Ancient Underground Dungeon
Location: Vivia Aqueduct – Beneath the Palace

12. Rayfalke Shrine
Location: Rayfalke Spiritcrest

13. Roadside Guardian
Location: Falkewin Hillside

14. Falkewin Squirrel
Location: Falkewin Hillside

15. Statue of the Conquerer
Location: Dumnonia Museum

16. Flowers of the Great Tree
Location: Marlind, the City of the Great Tree

17. Husk of an Ancient Structure
Location: Bors Ruins – Northwest

18. Dragon Corridor
Location: Tintagel Ruins

19. Mural of the Trial
Location: Tintagel Ruins

20. Huge Stump
Location: Volgran Forest

21. Volgran Stag Beetle
Location: Volgran Forest

22. Orpiment
Location: Lamorak Cave – Central

23. Great Belfry of Lastonbell
Location: Lastonbell, City of Artisans

24. Radishbell
Location: Lastonbell, City of Artisans

25. Collapsed Leaning Tower
Location: Meadow of Triumph

26. Goats of the Cliff and Steppe
Location: Meadow of Triumph

27. Glenwood Rabbit
Location: Malory, the Patinal Forest – West

28. Blighted Wheat
Location: Pearloats Pasture

29. Hyland Steer
Location: Pearloats Pasture

30. Opened Sarcophagus
Location: Gaferis Ruins B2

31. Fountain in the Square
Location: Pendrago

32. Portrait of Heldalf
Location: Pendrago – Knights’ Tower

33. Petrified Colossus
Location: Cambria Caverns

34. Tiny Luminescent Organisms
Location: Cambria Caverns

35. Grifkyte
Location: Biroclef Ridgea

36. Herbs of the Cliffs
Location: Biroclef Ridge

37. The School in Gododdin
Location: Gododdin

38. Vermillion Ore
Location: Gododdin

39. Large Rock of Vermillion Ore
Location: Igraine, Shrine of the Fire Trial

40. Helictites
Location: Yder Cave – West

41. The Sacred Inscriptions
Location: Pendrago Shrinechurch

42. The Crest of Maotelus
Location: Pendrago Shrinechurch

43. Damaged Eyeball Statue
Location: Lefay Shrine – Central Cavern

44. Aroundight Stag Beetle
Location: Aroundight Forest

45. Edible Mushrooms and Toxic Mushrooms
Location: Aroundight Forest

46. Wild Orchids
Location: Aifread’s Hunting Ground

47. Rainbow Butterfly
Location: Aifread’s Hunting Ground

48. Monolith within the Ruins
Location: Weylish Ruins B3

49. Broken Hobbyhorse
Location: Morgause, Shrine of the Earth Trial

50. Stone Memorial Pillars
Location: Westronbolt Gorge

51. Sylpheagle
Location: Westronbolt Gorge

52. Ruin Rats
Location: Ganglen Ruins B3

53. Ruined Windmills of Hyanoa
Location: Guinevere Shrine – Upper Tower

54. Crabs on the Bridge
Location: Great Camelot Bridge

55. Oasis of the Wilds
Location: Zaphgott Moor

56. Cactus Flowers
Location: Zaphgott Moor

57. Glowing Mushrooms
Location: Trizolde Cave – Southwest

58. Curious Doll Statuette
Location: Lohgrin, the Tower Remains

59. Mysterious Monolith
Location: Lohgrin, the Tower Remains

60. Crimson Flower
Location: Plitzerback Wetland

61. Giant Footprints
Location: Plitzerback Wetland

62. Vines Around the Withered Tree
Location: Lhitwerg Woods – East

63. Metallic Funerary Mirror
Location: Arctus Ruins B3

64. Horses Returned to Nature
Location: Glaivend Basin

65. Merchants’ Abandoned Wares
Location: Remains of Merchior B2

66. Grave Atop the Mountain
Location: Rayfalke Spiritcrest

67. Stern Thunder God Statue
Location: Mt. Mabinogio Ruins

68. Camlann’s Founding Monument
Location: Camlann, the Origin Village

69. Burnt Remains of Shepherd Michael’s Home
Location: Camlann, the Origin Village

70. The Crest of Innominat
Location: Artorius’ Throne

71. A Hoard of Ritual Swords
Location: Artorius’ Throne

72. Tiger-Striped Foxtails
Location: Katz Korner

73. Budding Giant Fruit
Location: Hexen Isle

74. Full Dragon Skeleton
Location: Hexen Isle

There is no list for Monolith as in other discoverable, however, you can check it with numbers of page and topic. There are 38 topics with a total of 78 pages.

Page 1 of each topic will be available as you progress the story. The one that doesn't list below means no additional Monoliths.

Martial Artes
Page 2: Mabinogio Ruins (Dungeon)
Page 3: Falkewin Hillside (Fields)

Guarding
Page 2: Mabinogio Ruins (Dungeon)
Page 3: Glaivend Basin (Fields)

Hidden Artes
Page 2: Lakehaven Heights (Fields)
Page 3: Lastonbell, City of Artisans (Town)

Seraphic Artes
Page 2: Ladylake, the Aquapolis (Town)
Page 3: Glaivend Basin (Fields)
Page 4: Lastonbell, City of Artisans (Town)
Page 5: Zaphgott Moor (Fields)

Quickstep
Page 2: Elysia, Home of the Seraphim (Town)
Page 3: Galahad Ruins (Dungeon)
Page 4: Falkewin Hillside (Fields)

Combo Effect
Page 2: Rayfalke Spiritcrest (Dungeon)
Page 3: Dumnonia Museum (Dungeon)
Page 4: Pearloats Pasture (Field)

Targeting
Page 2: Elysia, Home of the Seraphim (Town)
Page 3: Galahad Ruins (Dungeon)
Page 4: Morgause, Shrine of the Earth Trial (Dungeon)

Strategy
Page 2: Marlind, the City of the Great Tree (Town)

Commands
Page 2: Lamorak Cave (Dungeon)
Page 3: Biroclef Ridge (Field)

Hit Points
Page 2: Ladylake, the Aquapolis (Town)
Page 3: Glaivend Basin (Fields)
Page 4: Vivia Subterranean Aqueduct (Dungeon)

Spirit Chain
Page 2: Mabinogio Ruins (Dungeon)
Page 3: Vivia Subterranean Aqueduct (Dungeon)
Page 4: Lastonbell, City of Artisans (Town)

Blast Gauge
Page 2: Rayfalke Spiritcrest (Dungeon)
Page 3: Dumnonia Museum (Dungeon)
Page 4: Cambria Caverns (Dungeon)
Page 5: Plitzerback Wetland (Fields)

Mystic Artes
Page 2: Volgran Forest (Fields)
Page 3: Igraine, Shrine of the Fire Trial (Dungeon)
Page 4: Morgause, Shrine of the Earth Trial (Dungeon)

Elements and Status
Page 2: Lakehaven Heights (Fields)
Page 3: Bors Ruins (Dungeon)
Page 4: Pearloats Pasture (Field)
Page 5: Plitzerback Wetland (Fields)

Weaknesses and Resistances
Page 2: Vivia Subterranean Aqueduct (Dungeon)
Page 3: Galahad Ruins (Dungeon)
Page 4: Bors Ruins (Dungeon)
Page 5: Malory, the Patinal Forest (Dungeon)

Armitization
Page 2: Vivia Subterranean Aqueduct (Dungeon)
Page 3: Marlind, the City of the Great Tree (Town)
Page 4: Pendrago, the Blessed Capital (Town)
Page 5: Westronbolt Gorge (Fields)

Switching Seraphim
Page 2: Falkewin Hillside (Fields)
Page 3: Aifread’s Hunting Ground (Fields)
Page 4: Rayfalke Spiritcrest (Dungeon)

Changing the Control Mode
Page 2: Lakehaven Heights (Fields)
Page 3: Tintagel Ruins (Dungeon)

Status Ailments
Page 2: Tintagel Ruins (Dungeon)
Page 3: Gaferis Ruins (Dungeon)
Page 4: Igraine, Shrine of the Fire Trial (Dungeon)

3 Types of Artes
Page 2: Marlind, the City of the Great Tree (Town)
Page 3: Tintagel Ruins (Dungeon)
Page 4: Pendrago Shrinechurch (Dungeon)
Page 5: Westronbolt Gorge (Fields)

Effect Potential
Page 2: Dumnonia Museum (Dungeon)
Page 3: Meadow of Triumph (Field)

Power Links
Page 2: Meadow of Triumph (Field)

Grade
Page 2: Volgran Forest (Fields)
Page 3: Bors Ruins (Dungeon)
Page 4: Malory, the Patinal Forest (Dungeon)

Dropped Items
Page 2: Galahad Ruins (Dungeon)
Page 3: Lamorak Cave (Dungeon)
Page 4: Aifread’s Hunting Ground (Fields)

Difficulty Settings
Page 2: Elysia, Home of the Seraphim (Town)
Page 3: Vivia Subterranean Aqueduct (Dungeon)
Page 4: Volgran Forest (Fields)
Page 5: Camlann, the Origin Village (Dungeon)

Advanced Techniques
Page 2: Ladylake, the Aquapolis (Town)
Page 3: Lamorak Cave (Dungeon)
Page 4: Zaphgott Moor (Fields)
Page 5: Hexen Isle (Field)

When The Going Gets Tough
Page 2: Marlind, the City of the Great Tree (Town)
Page 3: Meadow of Triumph (Field)

1. Atakk
Location: Dumnonia Museum

2. Mynd
Location: Falkewin Hillside

3. Difens
Location: Marlind, the City of the Great Tree

4. Reziss
Location: Marlind, the City of the Great Tree

5. Spirri
Location: Bors Ruins

6. Rangus
Location: Glaivend Basin

7. Roon
Location: Volgran Forest

8. Blokk
Location: Volgran Forest

9. Wresst
Location: Tintagel Ruins

10. Gillium
Location: Lamorak Cave

11. Blude
Location: Lastonbell, City of Artisans

12. Plezur
Location: Lastonbell, City of Artisans

13. Primor
Location: Meadow of Triumph

14. Gaine
Location: Meadow of Triumph

15. Releeph
Location: Malory, the Patinal Forest

16. Fantum
Location: Pearloats Pasture

17. Chein
Location: Pearloats Pasture

18. Mirag
Location: Gaferis Ruins

19. Gaizer
Location: Pendrago, the Blessed Capital

20. Justiss
Location: Pendrago, the Blessed Capital

21. Tempescht
Location: Cambria Caverns

22. Wundor
Location: Biroclef Ridge

23. Farrest
Location: Yder Cave

24. Fethur
Location: Gododdin, the Forgotten Village

25. Tenshun
Location: Gododdin, the Forgotten Village

26. Shokk
Location: Igraine, Shrine of the Fire Trial

27. Flaym
Location: Pendrago Shrinechurch

28. Sloe
Location: Aifread’s Hunting Ground

29. Poizon
Location: Weylish Ruins

30. Fatty G
Location: Morgause, Shrine of the Earth Trial

31. Animili
Location: Lefay, Shrine of the Water Trial

32. Schel
Location: Westronbolt Gorge

33. Blarb
Location: Ganglen Ruins

34. Leglis
Location: Guinevere, Shrine of the Wind Trial

35. Pinyon
Location: Great Camelot Bridge

36. Anther
Location: Zaphgott Moor

37. Plaite
Location: Zaphgott Moor

38. Litsch
Location: Trizolde Cave

39. Deemun
Location: Plitzerback Wetland

40. Lindwer
Location: Lhitwerg Woods

41. Voyd
Location: Arctus Ruins

42. Faira
Location: Lohgrin, the Tower Remains

43. Urth
Location: Lohgrin, the Tower Remains

44. Acqua
Location: Remains of Merchior

45. Windur
Location: Rayfalke Spiritcrest

46. Pennetrayt
Location: Aroundight Forest

47. Sheeld
Location: Depths of Mt. Mabinogio Ruins

48. Priventi
Location: Camlann, the Origin Village

49. Invalada
Location: Artorius’ Throne

50. Phoenix
Condition: Found all 49
Location: Igraine, Shrine of the Fire Trial

There are 8 Crucibles, the last one will be accessible after certain completion in main story :D

Sanjiva Malevolence Crucible
Location: Meadow of Triumph
Character: Sorey

Kalasutra Malevolence Crucible
Location: Pearloats Pasture
Character: Mikleo

Samghata Malevolence Crucible
Location: Biroclef Ridge
Character: Lailah

Raurava Malevolence Crucible
Location: Aifread’s Hunting Ground
Character: Rose

Maharaurava Malevolence Crucible
Location: Westronbolt Gorge
Character: Edna

Tapana Malevolence Crucible
Location: Zaphgott Moor
Character: Sorey and any selected Seraph

Pratapana Malevolence Crucible
Location: Plitzerback Wetland
Character: Rose and any selected Seraph

Avici Malevolence Crucible
Location: Hexen Isle
Character: Zaveid

Ammit
Location: Artorius' Throne
Treasure: Imbued Orb and Mangled Umbrella

Angel
Location: Mt. Mabinogio Ruins
Treasure: Anomalous Orb

Bat Baron
Location: Lamorak Cave
Treasure: Anomalous Orb

Boss Troll
Location: Ganglen Ruins
Treasure: Anomalous Orb

Behemoth
Location: Meadow of Triumph
Treasure: Anomalous Orb

Bison Heddin
Location: Morgause, Shrine of the Earth Trial
Treasure: Anomalous Orb

Breed Wolf
Location: Meadow of Triumph
Treasure: Anomalous Orb

Beast Master
Location: Pendrago, the Blessed Capital
Treasure: Anomalous Orb

Catoblepas
Location: Artorius' Throne
Treasure: Imbued Orb and Decayed Paper

Dangeroma
Location: Pearloats Pasture

Demon Rodler
Location: Aroundight Forest
Treasure: Anomalous Orb

Dinosaur
Location: Artorius' Throne

Dirt Leech
Location: Yder Cave
Treasure: Anomalous Orb

Dragon Warlock
Location: Glaivend Basin
Treasure: Anomalous Orb

Dryad
Location: Volgran Forest
Treasure: Anomalous Orb

Duhvision
Location: Weylish Ruins
Treasure: Anomalous Orb

Eizen
Location: Rayfalke Spiritcrest
Treasure: Ancient Orb, Kun

Goblin Lord
Location: Westronbolt Gorge
Treasure: Anomalous Orb

Harpy Go Lucky
Location: Guinevere, Shrine of the Wind Trial
Treasure: Anomalous Orb

Hecatoncheire
Location: Camlann, the Origin Village
Treasure: Imbued Orb and Ragged Dagger

Hippogriff
Location: Artorius' Throne
Treasure: Imbued Orb and Worn Out Pendulum

Horus
Location: Falkewin Hillside
Treasure: Anomalous Orb

Hyphant
Location: Zaphgott Moor
Treasure: Anomalous Orb

King Peacock
Location: Malory, the Patinal Forest
Treasure: Anomalous Orb and Peacock Feather

Kraken
Location: Great Camelot Bridge
Treasure: Anomalous Orb

Legendary Wyvern
Location: Plitzerback Wetland
Treasure: Anomalous Orb

Maneater
Location: Remains of Merchior
Treasure: Women's Armor

Managarmr
Location: Lakehaven Heights
Treasure: Anomalous Orb

Millionpede
Location: Biroclef Ridge
Treasure: Anomalous Orb

Naught
Location: Arctus Ruins
Treasure: Anomalous Orb

Nine-Headed Serpent
Location: Cambria Caverns
Treasure: Anomalous Orb

Odin
Location: Camlann, the Origin Village
Treasure: Imbued Orb and Languid Sword

Orc Kong
Location: Dumnonia Museum
Treasure: Anomalous Orb

Phantom
Location: Lakehaven Heights
Treasure: Anomalous Orb

Pill Bug
Location: Trizolde Cave
Treasure: Anomalous Orb

Serket
Location: Gaferis Ruins
Treasure: Anomalous Orb

Spider Queen
Location: Aifread's Hunting Ground
Treasure: Anomalous Orb

Trickstar
Location: Lefay, Shrine of the Water Trial
Treasure: Anomalous Orb

Titan
Location: Lhitwerg Woods
Treasure: Anomalous Orb

29 October 2015: updated the Monoliths section

28 October 2015: added missing Malevolent Crucibles section, thanks to Ninban

26 October 2015: added Malevolent Crucibles / Monoliths / Hellion Bosses sections