One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

Quite simply the largest tree in the world (by volume).

This ultra-modern California span is actually a titanic solar clock in disguise built by famed architect Santiago Calatrava.

This little museum has an exhibit devoted to the elusive forest denizens.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

Narrowest house in Boston.

The site of Paul Revere's historic two lantern warning.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

Visitors flock to see this church tower's unintended feature: It happens to resemble a giant chicken from multiple points of view.

The third tallest lighthouse in America once guided author Stephen Crane to safety.

Must form and function forever remain at odds? Not if the Florida Department of Transportation has its way.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

This historic train station has been converted to a locomotive themed hotel.

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

A collection of outdoor art by renowned muralist Robert Dafford depicts the history of a flooded city.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

A ghost town in a remote corner of Oregon hosts a touching tribute to Sacagawea’s son.

Canyon walls shrouded in ferns.

An homage to everyone's favorite prehistoric cartoon family.