Argentinian artist Leandro Erlich created this illusion of people walking underwater called The Swimming Pool, for The Century Museum of Contemporary Art in Kanazawa, Japan. It's a piece of glass with water on top of it, and empty space on the bottom.
Swimming Pool by Leandro Erlich. Fully clothed people walk and breathe beneath the surface of a full sized swimming pool. A large, continuous piece of acrylic spans the pool and suspends water above it, creating the illusion of a standard swimming pool.
Fisheyed Glass Globe Doorknobs - the globe on your end of the door provides a wide-angle view of what's on the other side, which is achieved by collecting and reflecting light soaked up by another globe on the other end. PERFECT for kids room!
Photographer Marianne Kjølner snapped this pair of photographs of a bizarre tree in Denmark - West coast, a very windy place were there isn’t much that can grow. So the tree can only grow where it has shelter.