A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.

A historic freight system that found the true gold rush is in tourism.

A new sculpture calls attention to climate change in the centuries-old city it threatens.

The world's most active stratovolcano is almost always erupting.

This centuries-old Italian chapel hangs midway down a sheer cliffside.

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

This one-time health resort was used by aristocrats around the world.

Visit a surreal landscape so otherworldly NASA actually used it to train the Apollo 17 crew.

A completely underwater art museum sends a stark message about humans' impact on the environment.

The oldest trees in Northern Germany.

A whimsical art tower at a Bavarian brewery includes a grotto for its mythical beer-brewing dwarves.

Giant wind turbine with observation deck at the very top.

One of the most well-known city festivals in the world.

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

A Nazi concentration camp and Anne Frank's place of death.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

An intricate and amazing house built by architect Karl Junker.

Before this bridge was built people had to wait for the ferryman, an annoyance that, the story has it, gave the town its name.

A massive, secret marina for the Nazis' most formidable weapon in the Atlantic.

One of the largest ochre quarries in the world, hidden in a limestone landscape.

A quaint medieval millhouse hovers surprisingly above the waters of the Seine.

This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.

Sleep in a climate-controlled plastic bubble for the night.

This amazing pedestrian suspension bridge in the Swiss Alps would give Indiana Jones nightmares.