Dozens of elegant ceramic tiles decorate these ancient walls, each displaying the Lord's Prayer in a different language.

The only quarter of the Old City not dedicated to a major world religion.

Take respite inside this jaw-dropping church while climbing the volcano where Georgia's Prometheus was once chained.

With over 10,000 lights, this engineering marvel lights up the city after dark.

An underground network of massive stone arches and their skylit vaults support ruins of portico structures above.

This half-forgotten fortress was constructed by the Ottoman conqueror of Constantinople.

A fountain standing as a testament to a doomed alliance.

A marvel of Byzantine engineering under the streets of Istanbul.

1513 Turkish world map, full of European state secrets and snarky commentary.

Michael Jackson got Bad and Crocodile Dundee walked on heads in this iconic Brooklyn subway station.

This small-town pizzeria won the Hollywood lottery.

One of the oldest carousels in the United States is still running in the coastal village of Watch Hill.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

An off-grid art installation that encourages its visitors to imagine a world without waste.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

A hand-built folk art installation covered with messages of God's love.

The ghostly remains of an accidental sea.

Version of the French Riviera destroyed by the sea.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

A man-made island in scenic San Francisco Bay.

One of the oldest producers of hand-folded fortune cookies still uses its original secret recipe.

A collection of memorabilia from the Beat era in the back of a San Francisco bookstore.

San Francisco's newly reopened hands-on science museum.

A collection of 20th-century automata, penny arcade games, and musical contraptions.