An ordinary day can turn unforgettable when something shocking or deeply uncomfortable happens. Whether it’s witnessing bizarre behavior from a stranger or finding yourself in a revolting situation, some moments are so unsettling they never leave you. That’s exactly what happened to the people in this collection—events so disturbing they still can’t believe they saw them firsthand.

One person recalled how their older sister used Disney read-along tapes to teach them to read. Only later did they realize the tapes were actually a cover for their parents’ screaming matches downstairs. Another remembered washing their hands in a restroom when a woman walked in, inserted a tube into her belly button, and urinated into the sink before casually tucking it away—without washing her hands.

Not all shocks were so graphic, but they were just as jarring. At Disney, someone watched a man lick his phone screen as though cleaning it. On a bus, another saw a mother suck snot directly out of her child’s nose—and swallow it. A seventh grader once witnessed a cockroach crawl out of a classmate’s armpit. At a birthday party, a mother deliberately dumped a pitcher of water across the table just to get her daughter’s attention.

Some scenes were haunting. A child visiting Los Angeles saw their first homeless man in a shouting match with a palm tree. Another commuter spotted a woman pacing with her hands cuffed behind her back in the early morning. A bus passenger watched an elderly woman push a stroller filled with old newspapers, then comb her chin hair with a silver dinner fork.

Other moments blurred the line between absurd and terrifying. One man found his used laptop contained webcam footage of himself—despite his friend claiming it had been wiped. A couple staying in an Airbnb discovered what they thought was a hidden camera inside a smoke detector. And on a quiet night, a couple on their porch watched strangers walk by—one of them wearing a grotesque, grinning full-head mask with blond hair attached.

And then there are the images that live rent-free in the mind forever: a woman at a Vegas bus stop trying to pop her husband’s zit while their daughter stood by to help; a man shaving his armpits at a restaurant soda dispenser; and traffic grinding to a halt as tens of thousands of balloons blew across the freeway in a sudden storm.

These are the kinds of moments that freeze time—when ordinary life twists into something so unsettling, so bizarre, that it makes you question what you just saw. And like the people who lived them, you may never quite forget.