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

art Fantastic German psychedelic animation from 1970 by Yellow Submarine's art director David Pescovitz

Kids Watch this hypnotic seaside buugeng demonstration Andrea James

Kids This Iowa bridge trail has a remarkable nighttime lighting effect Andrea James

music Ethereal song inspired by Eleven from Stranger Things Andrea James

Kids Watch this pottery turn into a trippy zoetrope when painted Andrea James

trippy Puppeteer shows off his latest trippy glowing beast Rusty Blazenhoff

Weird Designer makes figures that are simultaneously charming and troubling Andrea James

Kids Trippy and relaxing animated insects move to a hypnotic beat Andrea James

Weird Get ready to feel something strange while watching Finger Machines Andrea James