A small pack of an ancient, hairless breed of dog once believed to guide souls through the underworld lives on its grounds.

This extraordinary art museum is like a secret world on the edge of Mexico City.

This strange sculpture of a menacing skull surrounded by sun rays was discovered at the foot of the Pyramid of the Sun.

Explore the atmospheric ruins of an abandoned convent in the dense forests of Mexico's first national park.

The only castle in North America to ever house European sovereigns.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

66,000 pieces of art, donated by one of the world's richest men.

The famous artist couple lived and worked here, in two different houses separated by a bridge.

Part bookstore, part café, and part forest.

Frida Kahlo's childhood home, now a museum of her life and works.

This medieval manuscript collection has some of the most obscure and ancient texts in the world.

Despite producing just a handful of movies, a brave and lyrical filmmaker has an entire museum dedicated to him.

The luxurious circular mansion built for a Communist leader now lies abandoned.

This ancient monastery complex was transformed from an island to a peninsula when the lake was partially drained.

Nestled in a peaceful valley, this Armenian monastery may have been saved from Mongols thanks to the eyes of God.

This series of Armenian caves held the oldest brain, shoe, and winery in the world.