A mecca for India's Jains.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

Thousands of exquisitely carved stone water storage wells, hundreds of stone steps fill this exquisite medieval stepwell.

This massive library holds what was once the largest book collection in the world.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

These biodiverse university gardens form a green oasis amid the urban chaos of Mexico City.

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

An extravagant 18th-century fountain built with bits of broken ceramic.

These spectacular, symbolic serpents lie within the shadow of the Great Temple.

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

On a cornerstone of the City Museum is the head of a monstrous serpent stolen from an Aztec pyramid 400 years ago.

A museum in the former home of Marxist revolutionary Leon Trotsky.

Gilded heaven for philatelists and architecture freaks, still in full working order despite sitting atop tremulous ground.

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

Part bookstore, part café, and part forest.

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

A fake Transylvanian castle houses a cathedral of antlers.

This hidden art nouveau gem was designed by an architect in search of a national style.

A Hungarian pharmacy museum with a box full of mummy powder.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.