A sunken idol welcomes parishioners to Davy Jones' Locker.

The oldest botanical garden in the world that technically isn't the oldest.

Five candy-colored villages on the Italian Riviera.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

The world’s largest knitted mitten is displayed in one of Sweden’s smallest Arctic villages.

An elegant chandelier hangs over this ancient sewer chamber, now open for concerts and public tours.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

What looks like a simple quaint estate in rural Pennsylvania was in the 18th century home to a small monastic community.

The painted and decorated towers of this Hindu shrine were once the tallest structures in one of the oldest cities in India.

The ancient mosaics here are considered among the finest in the world, and serve as a stunning record of Greco-Roman daily life.

Owned by no one but beloved by all, Brownie was a good dog.

Unusual hexagonal rocks formed by cooling lava named for their resemblance to traditional Japanese tatami mats.

The library's graceful rotunda is like a bibliophile's temple.

Constructed thousands of years ago, these stone circles offer incredible insight into the lives of the people who built them.

Beautiful mosaics cover the first stations opened on New York City's newest subway line.

A climbing route in the mountains of Italy’s Dolomites, built for soldiers during World War I.

Iceland's largest geothermal mud pool is a little bit haunted and a little bit dangerous.

A dilapidated psychiatric facility on the outskirts of Milan where electroconvulsive therapy was developed and Napoleon once lived.

Modern design and unusual architecture make this mountaintop temple no ordinary Buddhist retreat.

An absolutely beautiful 200-foot stained glass installation traces the evolution of knowledge.

A 19th-century subterranean reservoir repurposed as a contemporary art cave.

A fairy garden in an old hotel hidden in La Marquesa forest.

The Arctic Circle runs through this isolated spot north of Iceland.