This amazing piece of modern art honors the hundreds of fishermen killed during Cambrils' "year of misfortunes."

The ruins of this gorgeous clifftop castle look like something from a fantasy novel.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

This unique rock formation is quite the local celebrity, although one day it may come crashing down.

This local emblem is the oldest and largest dragon tree in the Canary Islands.

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

This abandoned five-star hotel is now a five-star urban exploration destination.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

An unusual and beautiful form of mass transit serves the city's steepest neighborhoods.

The Andean town where every single building is decorated with a brightly colored frieze.

A 10 million-ton rock once worshiped by the Tahamies Indians, accessed by an astounding staircase.

A museum of memories in what was once one of the most violent cities in the world.

The (usually) serene burial place of the world's most notorious drug lord.

Outdoor escalators and art have helped change what was once a notoriously dangerous part of Medellín.

The world's tallest palm trees look like the whimsical kind of plant you'd find in a Dr. Seuss story.