What looks like a shot of a beautiful coastline is actually one of the world's worst GIFs ever.
It's an optical illusion and it could very easily fry your brain.
The GIF uses an infinite zoom to give the impression that the shot is moving in, but it will never really get closer.
In response, Twitter users posted their own versions of frustrating GIFs, trying to top the infinite zoom of the coast with other mind-melting images:
Most people left the thread feeling a little unsettled.