The game environments of Elysium and Atlantis from 'Assassin's Creed Odyssey' are the closest to what I imagine ancient Elvhenan to be like [Spoilers All] : r/dragonage
Assassin's Creed Odyssey - Where to Find Atlantis Location (Birthright Trophy / Achievement Guide) - YouTube
Assassin's Creed Odyssey Atlantis - killing the Medusa, outsmarting the Sphinx | Rock Paper Shotgun
Assassin's Creed Odyssey's Fate of Atlantis expansion provides an appropriately epic finale | Eurogamer.net