videos No goggles. Just your eyes. Watch 3D illusions that feel like magic Popkin

art Watch these human chameleons camoflauge themselves into different items Popkin

art Satoshi Miyashita makes jaw-dropping pottery pieces that are covered in trippy cartoons Popkin

trippy Fiona Morley's sculptures will feed your head Popkin

art Baffle your brains with this morphing hand choreography Popkin

art Trippy video art by Francois Vogel Popkin

art DONKS is a short animation by artist Felix Colgrave Popkin

1960s The OTHER 1960s psychedelic motorcycle rider movie Bob Knetzger

trippy Enjoy this mesmerizing fractal of hands that have hands that have hands Popkin

psychedelic Watch a deeply trippy and warped Betamax tape David Pescovitz

psychology Interactive site showing how 141 optical illusions work Clive Thompson

trippy Trippy zoetropic vinyl disk animates song's lyrics Andrea James

trippy Cheap window film fills my home with trippy light Jason Weisberger

video Take a relaxing and trippy excursion beyond the horizon Andrea James

psychedelic Try this freaky webcam tool to transform your image in weird ways David Pescovitz

optical illusions These boxes aren't rotating. It's an optical illusion. Really. David Pescovitz

drugs Incredibly groovy TV commercial for "Good Strong Coffee" (1968) David Pescovitz

1960s How Art Nouveau influenced the psychedelic art of the '60s Rusty Blazenhoff