A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

This French ghost town from World War II has been left as a memorial to German atrocities during World War II.

Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

Graffiti, cars, and religion combine to create this jungle of scrap in the Nevada desert.

Julia Morgan's Moorish-Gothic labyrinth of fountains, trees, natural light and Oakland's notable dead.

This small town in the Netherlands has no roads but instead, miles of canals and over 100 bridges.

The Byzantine, pre-Columbian, and medieval art at this stately mansion are some of the most under-appreciated collections in D.C.

Series of storm drains connected to a dark urban legend.

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

An experimental, automotive replica of Stonehenge.

Learn about Iceland's hidden folk at this school dedicated to the study of elves.

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

A forgotten "city of water" underneath the famous Trevi district.

Once a menacing challenge for trailblazers, this trail is now the most scenic drive in Utah.

This fairytale-inspired cottage was created by a university literature professor.

This 170-year-old Swiss guesthouse built into the side of a mountain is best accessed by a cable car.

A sculpture for the sun and stars, created by Nancy Holt.

Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

Large-scale contemporary artworks tower over fields and lurk in forests around a Jacobean manor house.

A replica that won't float away.

This tiny New Jersey village has lived many lives but seems determined to remain a ghost town.

The site of a 19th century "dream city" that almost rivaled Chicago before being swallowed by the Indiana sand dunes.

Where scientists keep miles of very valuable ice from Antarctica and Greenland from melting.