This water-locked cliff face is covered in hundreds of ancient pictographs.

In its day this historic fort held 100 cannons pointed in almost every direction to protect New York.

This is not only one of the oldest collections in Europe, but also possibly the most beautiful.

Go inside a revolutionary, cage-less zoo where 35 species live and some of them roam free alongside their human visitors.

One of the largest Buddhist stupas in North America is built of concrete designed to last 1,000 years.

Steep canyon walls hide a forested oasis in the West Texas desert.

This religious complex carved into a cliff is steeped in legends of miraculous stags and the Holy Grail.

Junkbots and mud babies are the masterpieces in this fantastically sci-fi art museum.

This eerily well-preserved coal town was saved from destruction by a Sean Connery movie.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

The world's widest single drop waterfall, and the two men who legend says went over its edge in a boat.

This small section of the Sleepy Hollow Cemetery is rotten with famous authors' graves.

A monthly street "service" of handmade puppets and live original puppets, whose devotees profess has the power to change lives.

This historic graveyard monument is dedicated to a tragic victim of witch trial hysteria.

Now a hotel, this former bank was the site of a robbery that spawned a psychological phenomenon.

When a guy acquired a free church, he hauled it away piece-by-piece to make it the tasting hall at his vineyard.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

The bears may be gone, but their old cages can still be found.

A small square plaque marks a failed assassination attempt that could have changed history.

When a conglomerate of visionary startups commandeer a disused Greek Orthodox Church, zaniness ensues.

This small road tunnel is the only place where you can cross beneath the Erie Canal.

These former Cold War launch sites have been preserved for tourists to see where the button might have been pushed.

This Czech military museum is home to pink tank that was once a symbol of art and political rebellion.

The world's first commercial spaceport is a disappointment of cosmic proportions.