It houses the remains of a 17th-century version of the Titanic.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

A stunning silver lining to global warming's gloomy cloud.

A favorite with sightseers and locals alike, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

The design of this beautifully crafted building was inspired by Norwegian glaciers.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

As the Dead Sea continues to deplete, massive sinkholes open along its banks.

This "Jewish Sistine Chapel" was designed to reinvigorate Judaism's artistic legacy but was almost lost to misguided restoration.

An ancient capital city that dates back 3,000 years and harbors many surprises.

Gladiators battle and chariots race daily in the ruins of a once-great Roman city.

The world's oldest map of the holy land gives us a fragmented glimpse of the layout of biblical nations.

A dead saint, a deadly poison, and a mysterious holy ooze.

This former Roman Catholic Church still contains the embalmed hearts and organs of 22 popes.

This Roman arch marks the location of an ancient gate at one of the Seven Hills of Rome.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

Small on the outside, big on the inside, this church is an astonishing act of visual deception.

The mark of the Devil's horns on a marble column in Milan.

Da Vinci's equestrian statue, 500 years in the making.

Pilgrimage site for star-crossed lovers.

Ancient serpentine sacrifice holder that has stood the test of time.

Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.