This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.

A marvel of Byzantine engineering under the streets of Istanbul.

The ghostly remains of what was once the world's richest copper mine.

The king of U.S. high points towers over every other peak on the continent.

Would you dare to dangle from a great height in a wooden basket?

Located outside Medellín, this Colombian park focuses on conservation and sustainability.

In the heart of Medellín, an artsy urban complex sets the stage for demonstrations and protests.

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.

A self-taught astronomer fell in love with the stars and built his own observatory in Colombia.

This collection of ancient, mountaintop, underground tombs was once hidden by decades of bloodshed.

Home to 23 voluptuous and instantly lovable sculptures by one of Latin America's most celebrated artists.

The colonial city's social history is reflected in its fanciful door knockers.

An explosion of natural color known as "the river that ran away from paradise."

Three hundred illuminated pillars form an “artificial forest” in Medellín.

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

This elegant Colombian fortress was one of the torture headquarters for the Spanish Inquisition.

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

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

Unparalleled stargazing, one of Colombia's best observatories, and a swimming pool can all be found in the middle of this ancient tropical forest.

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

Source for a sizable portion of Egypt's freshwater supply is more than an optical illusion.

Some believe that this ancient mural depicts technology far ahead of its time, but in reality it's nothing quite out of place.