Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

A Frankenstein blend of science and art allows one tree to produce 40 different types of stone fruit.

The mastermind behind this palatial hotel perished on the Titanic weeks before its grand opening.

This meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.

A golden egg-shaped sauna in the Arctic tundra.

Explore the quarry where the marble was sourced for Michaelangelo's David.

Did Inca children also slide down these smooth rocky slopes above Cusco?

With nearly double the depth of the Grand Canyon, this Peruvian canyon is one of the deepest in the world.

A spectacular rainbow of stained glass makes the "Pink Mosque" one of the most beautiful in Iran.

Known as the leaning temple, the sacred structure has somehow developed a severe nine-degree slant.

The final resting place of New England's last "vampire."

Once standing on solid ground, this slender beacon is a victim of the very shoreline it was charged with announcing.

A simple plaque on the facade is the only reminder that the treaty ending the American Revolution was signed inside.

A statue of a boy looks up at where the famous rival to the Leaning Tower of Pisa once stood.

This abandoned Greek island was the last active leper colony in Europe.

This enchanting 600-year-old tree is so magical it inspired the beloved tale of Pinocchio.

A natural wonder in south Denmark.

Every color in the rainbow awaits.

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."

Legend has it this 11th-century castle was paid a visit from the devil.

Bacteria and algae give the salty water its bubblegum hue.

A meandering boardwalk across the bogland leads to a "stairway to heaven" with sublime views.

A statue honors the local legend that the devil helped build St. Mary's church after being tricked into thinking it was going to be a wine bar.