"A hideous albatross in the Hudson River Valley."

The world's largest kaleidoscope, designed by a 1960s psychedelic artist.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

One of only two commuter aerial tramways in the United States.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

An artist sees trees as a medium for sculpture.

This large cemetery is known as the museum of granite sculptures.

A beautiful, creepy 19th-century castle stands incongruous in rural Vermont.

Tour the world's largest deep-hole dimension granite quarry, where you can view the plant where gravestones are made and roll a ball down the outdoor granite bowling alley.

The largest outdoor art gallery in the Northwest United States.

See just what life was like in a 19th-century prospecting town.

The longest continuous lava tube in Oregon.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

A thriving surf community exists in relative remoteness along the former boundary between North and South Korea.

120 mortarless pagodas built by one Korean hermit.

The world's first cruise ship-shaped hotel is perched atop a cliff.

This quirky Korean eatery is built to resemble an equally quirky vintage camera.

A 32-acre fun park dedicated to all things cheese.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

The birthplace of the Ford Model T is now a museum full of antique cars.

Glass and concrete building designed by Albert Kahn.

One man's attempt to create an artistic wonder on a run-down block in Detroit.

This historic hotel invented the chocolate brownie.