300 years of pharmaceutical history on display.

This ancient rock painting is the oldest evidence of humans’ love affair with honey.

A mysterious emblem tucked in an small alleyway is actually the coat of arms of a heroic medieval family.

The second-largest Jewish temple in Bulgaria was deserted after World War II, seized by the communist government and then abandoned again.

Tokyo’s only Vaudeville-cuckoo clock–steampunk-Victorian curio cabinet time piece.

A more chill but no less fascinating version of the famous ancient archeological site.

A beautiful, creepy 19th-century castle stands incongruous in rural Vermont.

This frozen tunnel in central Alaska is both an engineering feat and a valuable climate classroom.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

The Grand Canyon of Texas.

An abandoned 1920s school with a mysterious history.

A massive cave complex boasts some of the clearest water (and most charming bats) in the world.

An ornate century-old elevator still connects the two halves of Bad Schandau.

Once the product of an inexplicable gold strike, this ghost town is now home to one man and his love of classic machines.

A 10-foot-tall concrete Alley Oop statue left over from World War II now stands on the side of the road.

A 19th-century time capsule of travel, fiction, and historic texts still available to the public.

This famous Nevada gold mine, once a hotbed of Wild West shenanigans, is now open for tours.

A significant cache of prehistoric valuables is on display in an unassuming museum tucked inside a town hall.

A peculiar family mausoleum built by a German nobleman captivated by the occult.

Chicago's largest cemetery is full of beautiful Victorian monuments and more than a few ghost stories.

A rare kind of blue bear can be found chiefly in the national park that shares their name.

This former coal gasification plant found a curious second life as a popular public park.

This splendid tomb may look fantastic, but there's nothing in it...

This recreation of a 19th-century dime museum is full of oddities.