The new Season 4 teaser shows four characters standing on rocks, with power lines slightly visible in the background:
There are a few power lines in Fortnite and they can be seen in the image below, courtesy of Dexerto:
By inspecting the image that was released on the Fortnite website, we can see that this location will be a crater:
There was a concept that was released when the fan theory was first discussed and it was thought that Tilted Towers would be the target an Reddit user Jertlok changed Tilted Tower to a crater. Seems like “Crispy Crater” could be added in a different area of the map.