The only Leonardo Da Vinci painting in the Western Hemisphere.

The preserved ruins of the Hōjō clan’s palatial estate, hidden in the basement of a tourist information center.

This ex-prison dates back to the Middle Ages.

View Kentucky's beauty and history from the perspective of painter John James Audubon, author and illustrator.

The legendary fortress of a female Kurdish warrior leader.

In this Romani neighborhood lies a museum dedicated to the culture and history of the Roma.

This imposing castle has stood for nearly a thousand years.

An 18th-century religious argument etched into stone.

The water of this well in Toledo lost its sweetness after the death of a young love.

This sculpture pays homage to sailors that perished attempting to round Cape Horn.

These small, spectacular monkeys are making a comeback after deforestation destroyed much of their rainforest habitat.

Crumbling remnant of Rio's colonial past tucked behind Corcovado mountain in the neighborhood of Cosme Velho.

This massive Brazilian church is built like an angular, technicolor pyramid left by Mayans from the future.

This store decorated with Japanese and underground pop culture items has been the centre of Barcelona alternative fashion scenes for more than a decade.

You might recognize this historic Oregon mansion from its appearance in 'The Goonies.'

The beautifully designed resting place of Iran's national poet is a masterpiece of modern Persian architecture.

Contrasting the old concrete courthouse beneath, a modern and colorful residential marvel has emerged, stirring both acclaim and controversy.

Newfoundland's last remaining granite lighthouse.

This fortress-like monastery is covered with intricate frescoes.

Beautifully decorated tarot cards from the Middle Ages.

A volcanic crater that visitors can look inside.

Dine on Hungarian-Jewish dishes at this multigenerational, family-run institution.

This park boasts a unusual collection of curious monuments from around the world, from Micronesia to Antarctica.

At night, this memorial illuminates a ghostly outline of a footbridge that connected two sections of the Warsaw Ghetto.