The ruins of a pre-Columbian fortress city so secure it held off the Spanish conquistadors for over 20 years.

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

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.

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

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

Climb to the top of its spiral spire for spectacular views of Copenhagen.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

This beautifully preserved Ottoman house is steeped in history.

This ominous Albanian fortress houses tanks and downed planes as a reminder of their victories over Western imperialism.

The best-preserved Roman small town in North Africa.

This fort dates back to 1588 and was colonized by the Portuguese, Dutch, and English and sits prominently on the Indian Ocean where azure water lap the coast.

This sacred fig tree with a link to the Buddha is one of the oldest human-planted trees in the world.

This ancient cave temple complex is the largest and best-preserved temple complex in Sri Lanka.

This peaceful, round shrine in the middle of the Sri Lankan jungle acts as a beacon of peace.

This elaborate temple was built around one of the Buddha's teeth.

Huge herds of Asian elephants can be seen walking, bathing, and just chilling at this Sri Lankan park.

An ancient stone fortress considered by many to be the eighth wonder of the world.

Why walk on this historical site when you can zoom down instead?

The most famous location in China was home to whole dynasties worth of imperial rulers.

A brick building in Kathmandu's Durbar Square is home to Nepal's most prominent living goddess.

The oldest Hindu temple complex in Nepal serves as the seat of Nepal’s national deity, Lord Pashupatinath.

Towering at a height of over 30 meters, this turn-of-the-18th-century landmark is the tallest temple in Nepal.