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

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

Storied crypts fill the most famous cemetery in Colombia.

The centuries-old trees are draped with Spanish moss to make them look like wizened elders.

Colombia's biggest botanical garden contains plants from all across the country.

Known as the site of 'El Dorado,' this mysterious lake is rumored to hold gold beneath its waters.

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

A three-tiered waterfall plummets from a mountain cave with amazing views over the countryside.

This Bogotá museum houses the world's largest collection of pre-Columbian gold relics.

Perched atop the highest hill in Cartagena, this 17th-century convent offers spectacular views of the city.

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

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

A magical world of elves and fairies tucked amongst the trees in Colombia.

This tiny shop has been serving traditional tamales for more than 200 years.

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

Former drug lord’s manor, now a theme park. Watch out for the hippos.

A little known Colombian theme park of giant curiosities.

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

Colorful lights and mirror-like brine pools create trippy illusions within the historic mine.

An ancient city hidden in the heart of the Sierra Nevada mountains.

A cozy bookstore and coffee shop in the heart of Cartagena's Old City.

The caldera of this mini-volcano has been turned into a naturally heated mud bath.

Enchanting cave with a river crashing through the roof.

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