A luxury apartment block in Texas boasts a glass-bottomed rooftop pool, giving swimmers a dizzying view of the busy street 500 feet below.
The pool is located on the 40th floor, which is roughly 39 floors above where a glass bottom pool should be.
A video shared by the building's Instagram account appears to begin in a normal pool, looking down at two feet in the water.
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The owners of Market Square Tower say it 'offers a living experience like nothing Houston has ever seen before'.
As swimmers and travelers enjoy the gut-wrenching view, they are protected by the 8-inch thick plexiglass.
The building also has a sky lounge, sky gym, poker suite, virtual golf, a movie theater, a basketball court, a billiards room and even a grand ballroom.