Alexander Polli's stunts would make most superheroes blush.

The body flight professional has become our species' answer to birds, and a recent stunt affirms his place as one of the world's most well-known wingsuit flyers.

Filming in the mountains of northeast Spain, Polli pulled off a move that most daredevils could only dream of. Wearing a wingsuit, he jumped out of a helicopter and sped toward a tiny cave opening at 155 miles per hour.

We'll let you see how the rest of the stunt unfolds.

This text will be replaced

How in the world do you top that?

Story continues below