An archival collection of over 2,200 case studies which includes human brain specimens and tumor specimens.

Mexico's astounding mummy museum with "the world's smallest mummy."

This restaurant's marvelous musical machines include a self-playing violin.

It is locally loved and ridiculed for literally looking like poop.

A life-sized mammoth sculpture marks the spot where the remains of a Columbian mammoth were discovered in 2005.

This daunting 1st century fortress was purportedly the site of one of the most dramatic revolts of the Jewish-Roman wars.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

A curious memento mori hangs in the magnificent Cathedral of Segovia.

This underground church is topped with a 500-foot cross that is seen by many as a beacon of fascist hubris.

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

A fire once nearly devoured this gorgeous 14th-century Gothic cathedral.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

This nomadic monster has divided opinions as it prowls across Canada.

This remarkable museum sprung from one of the most important prehistoric archaeological sites in the world.

The most elaborate of 12 medieval arched doorways to the old city of Burgos.

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

A wall of chewing gum moonlights as collective art.

A walk through the historic city center, under the streets of Seattle.

A museum dedicated to the history and exploration of both popular music and science fiction.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

This enormous censer uses a pulley system installed over 400 years ago.

Walking by this fence is like strolling along a portal to various fictional worlds.

More than 700 species live within this murky marvel of a swamp on California's coast.

New York City's smallest piece of private property.