The home of 1.5 million wood letters for printing is still a functioning workshop.

A large circus museum with summer performances.

A lovely hidden waterfall right off the highway is well worth a stop.

These molds for fiberglass statues have formed an eerie, accidental sculpture park.

A mountaintop space observatory that is certified dark.

Learn about the history and craftsmanship of carousels inside this museum located in a former post office.

The site of the worst mining disaster in Ohio's history.

This park pays homage to the region's rich industrial history of brick making.

The chaotic studio of one of the 20th century's most important artists has been preserved down to the dust.

Petrified footprints of one of the very first vertebrates to walk on land.

The tiny airport in remote Newfoundland that inspired a hit musical is also a modernist architectural gem.

Hundreds of enormous icebergs drift through this waterway every year.

The remains of an abandoned dinosaur theme park litter the woods just off the highway.

The world's largest dark sky preserve is a Canadian park established to preserve the country's last wood bison.

A book collector's dream, this Toronto bookstore has the world's first "Biblio-Mat," a random book vending machine.

Ancient petroglyphs discovered only after a massive fire swept across Michigan in the 1880s.

This little barrel-shaped cottage by Lake Superior was once a cartoonist's summer retreat.

Strange physical sensations and optical contradictions keep visitors coming back for more.

Though its branches are painted bright colors by generations of locals, the tree is said to be a haunted portal to hell.

Large one-man sculpture park in Michigan.

The writing studio of an American adventure author, built in the style of a medieval castle.

This former theme park in New York's Adirondack Mountains fell into ruin before being resurrected as a state-run campground

Homemade rockets, dinosaurs, and robots make this New York small business much more than a furniture store.

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