This sky pool lets you walk on air (in water)

At a Houston apartment complex called Market Square Tower, residents can walk on air (in water) via a glass-bottomed pool suspended 500 feet in the air.

This video filmed in the pool is one of the most terrifying and amazing things I've ever seen:

Here are some photos of the pool from other angles:

And here's footage of the pool being constructed:

[via BuzzFeed]