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

A series of waterfalls and pools that flow through the 'Ohe'o Gulch and into the ocean.

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.

Race through the maze, get your name on the sign.

This black shoreline is made up of exploded lava particles.

A tunnel of hardened lava along Maui’s famous Road to Hana.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

After the Cuban Revolution, the famous rum company had to leave their swanky headquarters behind.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

In terms of history and architecture, this is one of the most remarkable cemeteries in the world.

Built in 1512, the oldest cathedral in the Americas.

The final resting place of Christopher Columbus - or possibly someone else.

This trio of Dominican cave lakes comprise a colorful biosphere of natural life.

Swedish skyscraper with a 90° twist.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

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

Longest road tunnel in the world features an air treatment plant and the illusion of daylight.

A thin pane of glass keeps visitors from sliding off this futuristic skywalk.

Monuments don't get much more metal than these three giant viking swords planted in a Nordic hill.

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

Walk behind a 50-meter-high waterfall.

An intricately carved Viking church overlooks a glistening fjord.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

This giant boulder is pinched over a 1000-meter abyss by two mountains.