yaoyao - I don't know the game, but these environment designs are awe inspiring.
Dragon Age: Inquisition concept art
game concept art by ~sabin-boykinov on deviantART structures within towns. some could be buildings or storage depending size and adding/subtracting features
Lara Croft Go Concept Art by Thierry Doizon
ArtStation - Creature Concept Art, Baldi Konijn
various concept pieces from journey, with the way that the character has been simply made, you can see the dynamic flow of the character movement.
Creatures concept art in The Art of Dragon Age: Inquisition
Image result for water game environment concept art