One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

This fountain is dedicated to the workers who perished constructing the Fréjus Rail Tunnel.

A portrayal of two lamps embraced and in love.

This picturesque Umbrian city has a subterranean side that has long remained hidden.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

Breathtaking and huge 430 year old maps of Italy.

A monumental fountain in Rome features a large statue of Moses that has been criticized for centuries.

Ancient ruins hidden underneath a modern luxury hotel.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

This medieval city gate is now a blend of the past and the modern world.

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

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

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

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

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.

Towering high above the neighborhood of La Candelaria, the church is easily recognizable by its distinctive red-and-white striped facade.

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

An unexpected desert oasis in South America.

A set of ancient drawings in the desert of Peru that are so massive, many of them can only be fully seen from the sky.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

Huge stone depressions which may have acted as an Incan agricultural experiment.