This lighthouse was witness to the end of WWII hostilities and now collects creepy cairns.

Turns out you can see the world without ever leaving Maine.

This chimerical bridge/tunnel appears to dead end right into the sea.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

A perfectly circular stronghold constructed in the 10th century is now a nucleus of Viking culture housing a museum, village, and reenactment of an epic Viking battle.

An abandoned lighthouse awaits its destiny: being buried under shifting sand.

The northernmost point in Denmark is a turbulent sandbar created by two clashing seas.

An enormous playhouse designed to look like 21 stacked Lego bricks, with another 25 million colorful Legos inside.

This plaza at the end of the world teems with monumental tributes to a problematic history, and laser discs.

These ancient sacred grounds granted amnesty to those who managed to reach them.

This black shoreline is made up of exploded lava particles.

Watch the newest land on the planet form before your eyes.

New Zealand's west coast is one of the best places in the world to view these large seabirds.

During the summer, surfers in Alaska take advantage of this inlet’s unusual water patterns.

Four-story concrete hotel never opened to customers.

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

In the northernmost city in the world, it's illegal to be buried because it’s too cold for bodies to decompose.

The birthplace of the very first human resident born in Antarctica.

An ornate plague column – built to celebrate life – claimed the lives of numerous artisans during its construction.

Mummified monks and the accidentally interred, in a 17th-century crypt.

A peculiar clock commemorates a historic victory won by ringing the noonday bell an hour early.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

This hanging crocodile is thought to be the "dragon" that once plagued a Czech city.

A shrine built to combat the bad karma of a commercial venture.