Far out of its comfort zone, this sequoia was planted as a symbol of the connection between Visalia and its neighboring national park.

These unusual houses look like giant boats that washed ashore on a residential street.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

Deep in the Guatemalan jungle stands an ancient pyramid that once marked the reign of a king.

These mammoth-yet-narrow crevasses in the Earth are perfect for taking an otherworldly swim.

The overgrown ruins of a once thriving World War I-era copper mine.

This dark, quiet forest on the outskirts of San Diego is dense with rumor and lore.

A turquoise lake within a volcanic crater.

A short volcanic hill in Quito doubles as a stellar observation point of an iconic statue.

It took 160 years to complete the most ornate church in Ecuador.

Quito's historic, main square dates back to the 16th century.

This huge pile of volcanic boulders hides a stunning network of secret grottoes.

European castle ruins in an American state park are actually the product of death and grief.

This 15-story mural celebrates the 50th anniversary of the musician's iconic "At Folsom Prison" album.

The California capital city once stood 10 feet lower than it does today.

Art Deco stylings conceal the true nature of this bridge.

A mesmerizing disco ball-like sculpture along the Sacramento River Walk.

An eccentric home stands out in an otherwise average neighborhood with mosaics, mini topiaries, and kinetic sculpture.

The capitol city's oldest existing cemetery.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

The most loyal of little dogs, or a Victorian era publicity stunt?

A favorite with sightseers and locals alike, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."