Hint: This is not photoshopped. The colors are as you see them. It has something to do with “phreatic eruptions.”

Answer: This is an image taken of a temple in central Honshu in Japan, on the boundaries of the Gifu and Nagano provinces. The structure itself is gray because it is covered in ash from a phreatic eruption of Ontake, a nearby volcano. In a phreatic eruption, ash (rather than lava) is ejected upon the surrounding areas.

Hint: It was painted between 1490 and 1510 by a Dutch artist who is among the most famous and influential figures in the history of Western art. He is one of the most notable representatives of the Early Netherlandish painting school.

Answer: The Garden of Earthly Delights by Hieronymus Bosch

This is the center panel of a triptych that depicts a progression from Eden, through a world of earthly pleasures, to Hell, and is often interpreted as a cautionary tale against sin and temptation.