Red sandstone structures dominate this landscape, which has been inhabited for some 5,000 years.

Harder layers in colorful sandstone weather out as prominent “fins" and even more intricate and bizarre shapes.

The cliff and rock formations are made out of Sioux Quartzite.

The crumbling remains of a gold mine that was operational in the 1930s.

In 1912, this idyllic Alaska landscape was blown apart in the largest volcanic eruption of the 20th century.

A monument celebrating the idea of reaching inaccessible places.

Over fifty whirling pools left by the glacial age.

The ruins of this mining boom town stand like skeletal reminders of the settlement's dark history.

Ten shipwreck-shaped chalets lie along the sand dunes on Namibia’s Skeleton Coast.

Once home to a local bear named "Bruno."

A gift from Emperor Franz Joseph I to his wife.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

Ospreys visit this location every year to nest.

The inhabitants of the world’s largest wetland have learned to navigate its dramatic seasonal changes.

Amid skyscrapers and traffic exists this unique aquatic ecosystem.

This educational and eco-friendly community is Iceland's "home of the sun."

From a supper club to a gay bar to an HBO shooting location, this 125-year-old Victorian mansion has lived many lives.

Rumors of the occult haunt this upscale 1920s hotel.

The oldest continuously-operated inn in the United States, once owned by Henry Ford.

A 19th-century British industrialist built this Louis XIII–inspired chateau for his homesick French wife.

This river island in Sierra Leone is home to impressive biodiversity and the country's first community conservation program.

This centuries-old hotel hides a network of secret cellars and passages once used by smugglers.

Built in 1927, this pink stucco hotel once hosted stars of Hollywood’s silent movie era. Now it's being brought back to life.

A saloon and inn that served the Wild West's most iconic figures—and is still haunted by some of them today.