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

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.

This picturesque mansion has gone from opulent ruin to nature museum.

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

Ripped apart by a bomb in 1993, the shell of Pablo Escobar's infamous vacation house still stands.

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

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

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

In the middle of one of South America's most historic walled cities lies a bar with an enormous collection of Soviet memorabilia.

The world's only pure blue lizard lives exclusively on this secluded tropical island.

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

This maximum-security prison was abandoned to make way for a national park.

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

This unofficial museum details the rise and fall of Colombia's most notorious narcotrafficker, Pablo Escobar.

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

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

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

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

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

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.

This colorful palace is an oasis of calm amid the hustle and bustle of the Buriganga riverfront.

Croatia's "hairy stone" fortress is one of the most well preserved Istrian castles.