Akanûl

Akanûl is a land defined by extreme geography, eldritch beasts, and genasi. A new nation formed in the devastated and warped lands between Chessenta and Chondath, Akanûl has overcome great adversity and is now a name to be respected and feared.

Type: Campaign
Campaign Setting: Forgotten Realms

Genasi of Returned Abeir crafted a nation out of the severe geography left in the Spellplague's wake. Many of Faerûn's widely dispersed genasi flocked to Akanûl after its formation, but genasi of Abeiran descent make up most of the nation's populace.
Benefit: You gain resist 2 cold, resist 2 fire, and resist 2 thunder (or your existing resistance to these damage types increases by 2).
At 11th level, these values improve to resist 3 (or increase by 3), and at 21st level, they improve to resist 5 (or increase by 5).

Published in Forgotten Realms Player's Guide, page(s) 78.