Roots and stumps that lay inundated for two millennia are on display in Japan's city of three mysteries.

Natural catch-basin rocks covered in thousands of drawings spanning many millennia.

The meteor that sealed the fate of the dinosaurs landed at this site, one of the largest impact craters in the world.

The "Greatest Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.

The longest living non-clonal organisms on Earth.

Be careful not to get trampled at this lively two thousand-year-old market.

A small museum filled with over 1,000 clocks, and one particular clock calibrated to run until the year 9999.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

Constantly maintained, this organ is playing a six-century long composition by John Cage.

The gilded, masterful astronomical clock will calculate time, dates, and planetary positions for thousands of years to come.

A musical composition 1000 years in length plays at the Trinity Buoy Wharf in London.

A clock designed to run with perfect accuracy for 10,000 years.

A preserved block of timber buildings from the city's industrial era in the Middle Ages.

This 15th century pub is one of only two pubs in England situated on consecrated ground.

The smallest pub in Britain was once a cabinet of curiosities and it still has the dead cat to prove it.

Their motto is, "We've been bonkers for hats even longer than you have!"

Seemingly unremarkable items like empty sushi trays, chef hats, and freshness stickers are being preserved so future generations can look back on this beloved cultural import.

A collection of retro plastic goods made with "the material of a thousand uses."

A collection of 1,300 accordions of all shapes and sizes displayed in chronological order.

An abandoned bus station transformed into a museum dedicated to the history of Greyhound Lines, in the place where it all began.

One man’s passion for gas stations is on display along the Rio Grande in northern New Mexico.

The largest collection of historical roller skates in the world.

Camera cars and condom bikes built from scrap and one man's passion.

The only museum dedicated to the history of the "Magic Lantern," a medieval slide projector.