The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Famously misunderstood wonder of the ancient world

The largest greenhouse in the world is home to over one million types of plants.

The ruins of this gorgeous clifftop castle look like something from a fantasy novel.

The heads of two giant mythological water horses honor Scotland's horselord past.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.

A little sculpture with a large wardrobe.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

Climb inside an iron crystal magnified 165 billion times its normal size.

A community of artists and entrepreneurs seeks a simpler life on London's waterways.

Public access to clean drinking water was an instant hit among the masses.

Two plaques commemorate the site of Shakespeare's first theatre.

Giant, friendly pelicans in Central London, the most unlikely of places.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

Dating back to the second century, vestiges of prehispanic mural paintings are found in this underground palace.

A striking depiction of Teotihuacan's mysterious "Spider Woman."

Diego Rivera hid various people and symbols in his first large-scale mural project.

Mexico City's largest market contains a Willy Wonka-esque wonderland.

This crumbling Art Deco movie palace in Mexico City has been abandoned for two decades.

Where layer cakes tower above one’s head and there is never a shortage of icing.

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

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

A meditative walk up 353 stairs leads to a majestic white Buddha overlooking Pai.