One of the oldest, tallest, and most haunted lighthouses in America.

Only through the lens of a microscope can visitors see the true treasures inside this museum.

Arrr! The most authentic collection of pirate artifacts in the world... matey.

An 18th-century Spanish watchtower made entirely of seashell and concrete.

A secret, rocky playground hidden amongst the plain white beaches of the Florida coast.

A replica of one of the more than 15,000 civilian lookout towers that lined the U.S. coast during World War II.

What started as three small gnomes at the base of a tree has grown into a full-blown gnome home.

Measuring approximately 200 feet long, Swampy is the world's largest alligator-shaped building.

One Pittsburgh musician's decades-in-the-making memorabilia collection is on display at this rock-n-roll curio shop.

This alley-cum-fan gallery in the ex-Nirvana drummer's hometown holds the world's largest drumsticks.

After covering almost 1.5 billion acres, the survey's still not finished.

10,500 square feet of pinball housed in former dollar store and home to the last playable "Thunderball."

Where the "World Pinball Champion” is crowned.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

Constructed from the ruins of a former glass factory, this park incorporates the old with the new.

An idyllic mineral hot springs facility with a more-than checkered past.

Built by the patriotic residents of Boonsboro in a single day.

Norway has built what may be the world's most beautiful public toilet.

This shrine dedicated to the Virgin Mary is also a tribute from a mother to her fallen son.

Bizarre Cavern.

A place for ship-lovers to watch the passage of freighters traversing the Great Lakes while learning about their history.

This small museum is dedicated to making sure the history of the natural ice industry doesn't melt away.

A quarter-scale locomotive wonderland built by one man and his family.

There is an art, a science, and certainly a responsibility to occupying The Big Red Chair, and this is where it's learned.