Places thedoubtfulguests Wants to Go

Caves famous for the dragon-slaying saint who lived there.

These magnificent 240-year-old machines are considered distant ancestors of the computer.

This lovely little bridge hidden in a Switzerland gorge is essentially a fairytale.

Traversing steep Alpine slopes, this engineering marvel is one of the longest and highest funiculars in the world.

Two nations form a rare four-sided border at the peak of a mountain, philosophical questions result.

The prison where Hitler wrote "Mein Kampf," and 278 Nazis were later executed for war crimes.

A carved grave marker from the 2nd century is mounted in the alcove wall of this Bavarian church.

A serious museum dedicated to two German comedians.

Go surfing on this urban wave, "hacked" by local surfers.

King Ludwig I's collection of beautiful women.

Housed in an old church, this hunting museum holds a collection of mythical bird-rabbit creatures.

From carts to cars, this leftover Roman bridge in France has managed to survive for centuries.

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

Native Americans built this circle of stones, which was used to predict astronomical events.

A preserved oak tree about 3,500 years old found in Riga, Latvia.

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

This grisly headstone doesn’t seem to be resting in peace.

An eerie, decaying ghost town destined to fade into the forest.

A modern ghost town whose inhabitants were driven away by the growth of nuclear power.

This historic old movie house was the scene of one of the Blob's most iconic attacks.

When zealous marijuana enthusiasts kept stealing the "Mile 420" highway marker, the State of Colorado got creative.

This might just be the TARDIS of bookstores.

How did the right arm of a 13th-century English bishop wind up in a Connecticut church?

Ho Chi Minh's perfectly preserved body has been on display here since 1975.