A completely round house designed for the Atomic Age.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

The abandoned coal loading dock is a canvas for unsanctioned art.

The last of Philadelphia's wood-paved streets is now a landmark of terrible engineering.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

An unoccupied lighthouse encased in layers of ice from the waters of Lake Erie.

The angel of death appears to weep black tears at this grave marker.

The trials and tribulations of marking Poe's grave.

This massive wooden building contains a giant Buddha, healing pillars, and tame deer wandering the grounds.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

This expansive bridge in the Canadian wilderness was originally just built for friends.

Every equinox this Maya pyramid puts on a spooky ancient light show.

An unusual round church in London with a Templar past.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

The first American department store, and home to the largest operating musical instrument in the world.

Once a black market electronics marketplace, now an otaku shopper's paradise.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

A bizarre roadside attraction and the first instance of miniature golf in the world.

This massive store is home to an eccentric collection of vintage, retro, and peculiar goods.

The most confusing clock in New York.

The 10,000 Torii shrine.

The most famous location in China was home to whole dynasties worth of imperial rulers.