In this historic region, homes and churches are carved into ancient volcanic rock formations.

A site where “the ravages of the war are more striking…than any other place in contemporary Spain.”

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

Crumbling necropolis set high above Fez.

This Stone Age solar temple aligns with the sun on each equinox and solstice.

Guatemalan womanizer, venerated during Holy Week.

A massive underwater sinkhole made famous by Jacques Cousteau.

Hot springs monkey spa in the middle of Hell's Valley.

Celebrated example of Ottoman architecture that also served as a site for brutal massacres.

Europe’s oldest natural human mummy.

A "miracle" that seems to produce more holy fistfights than holy revelations.

Modern museum, designed for Jihadi tourists.

While not recognized by Guinness, this chocolate waterfall is likely to be the world's largest.

Dive bar built out of the remains of a whaling ship.

Amateur taxidermy museum known for its large collection of white squirrels.

An experimental, automotive replica of Stonehenge.

An ancient iron pillar in Delhi that seems to be rustproof.

A marvel of Byzantine engineering under the streets of Istanbul.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

Central America's deepest lake is actually a volcanic caldera, surrounded by three volcanoes.

Bouncing, delightful, mechanical art at the MIT Museum.

Museum dedicated to awful artwork.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

Bridge that died in war and was resurected.