The oldest continuously occupied public building in the United States.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

"I did this all while you were watching TV."

This 100-foot tall bluff located in the western plains of Kansas overlooks a massive reservoir.

Celebrating the cultural heritage of Kansas’s premier cowtown.

This artsy public restroom is shaped like a giant john.

Self-built house and sculpture park where the creator can still be seen in a glass coffin.

Kansas's Grassroots Art Capital welcomes visitors to Lucas through its very own World's Largest Thing.

A unique attraction and museum dedicated to exploring iconic roadside structures.

It's big, it's a ball, and it's made of twine—the world's largest of its kind.

The holiday spirit lingers year-round in the "Christmas City of the High Plains."

Symbolic attempt to overcome the issues of life.

This open air cathedral invites all faiths to worship under the only roof big enough to fit them all: the sky.

An enormous, inside-out glass globe built in 1935.

This impressive Boston holy house is the American mecca for Christian scientists.

Two thousand artifacts from around the world collected by one woman who loved to travel.

One of the now-less-hidden floral gems of the "Emerald Necklace."

One of the last remaining World War II Victory Gardens in the U.S. is quietly growing across from Fenway Park.

An alley way dedicated to graffiti and street art is a constantly changing street gallery.

This tower commemorates the spot where George Washington hoisted the Grand Union flag.

A tiny town in an empty lot was the work of a local eight-year-old.

Rising 30 feet in the air atop Quarry Hill, the Old Powder House is the oldest stone building in the state of Massachusetts.

Once the largest public hospital for the mentally ill was also surrounded by controversy.

These beautiful garden buildings are among the oldest surviving greenhouses in the United States.