Sertao:
Dredge(lvl 25-27)
[611, -1180] http://prntscr.com/682h9e
[435, -1090] http://prntscr.com/682gm9

The Nest(lvl30-31)
[-148, 888] http://prntscr.com/68513z
[-297, 960] http://prntscr.com/6851fc
[-304, 1101] http://prntscr.com/682swy

Lab 16(lvl 33-34)
[-1218, 716] http://prntscr.com/682ts2

Tecumseh Airbase(lvl 34-36)
[-1297, 360] http://prntscr.com/682ysj

Coral Forest coming soon.
Sertao update coming soon.
If you know other locs put them in the replies.