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

Despite violent work crews and massive delays this abandoned canal tunnel was built to last into the modern day.

This university transit system is a 1970's vision of the future.

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

Abandoned Coast Artillery fort now serves as graffiti canvas and sightseeing vantage point.

Mysterious stone tower featured in many alternative histories of the New World.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

An abandoned stretch of highway, deteriorating next to the operational one.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

The United States Capitol's former columns still stand.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.

Rediscovered after a century, the father of the American Navy was reinterred in something dredged up from Davy Jones' Locker.

George Washington's dentures and Queen Victoria's dental instruments are in the nation’s official museum of the dental profession.

This historic iron-working village is now a ghost town so immaculate that it looks as though it was recently built.

World's first "penitentiary," meant to be humane, drove men insane.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

Home to items never before seen by the public.

Giftshop catering to cryptozoologists and anyone with a sense of humor.

A traveling postal dog covered 48 states and more than 140,000 miles, and he lives on as taxidermy, patched up with a rabbit's foot and a pig's ear.

The house where John Wilkes Booth conspired with his co-conspirators.

Light bulbs, scrap wood, and tinfoil comprise this homemade throne of the gods.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

The first purpose-built art gallery in the United States is once again open as a center of craft arts.