In 1953, a group of Wisconsin high school students helped build a hospital by collecting over a million pennies.

This historic motel standing at the "crossroads of America" offers a radio in every room and was saved by local protesters.

This monument marks the point where Oklahoma, Kansas, and Missouri intersect.

This cemetery holds the bodies of at least 133 former patients.

This hollowed salt dome is the largest oil storage facility in the world, hoarding 250 million barrels of crude oil.

This tiny, hurricane-resistant house in Galveston is one of the city's most notable architectural oddities.

This grand Spanish-Cuban restaurant has been serving customers for more than a century.

Old submarine parts have been converted into faux whale fins.

This landmark vessel dry-berthed in Tacoma's harbor served in emergencies and ceremonies for more than 50 years.

A massive environmental project transformed this former smelter into a beautiful park.

Thomas Dambo's troll sculpture wears a crown with birdhouses on his head.

This historic bridge connects Whidbey Island to Fidalgo Island across whirlpool-filled waters.

This 16-foot-diameter wooden coin has been standing in Iowa City since 2006.

A colossal watermelon slice celebrating Muscatine’s sweet agricultural heritage.

Take a walk on Minnesota’s last historic covered bridge.

17,400 lbs., 12 feet in diameter, and 29 years in the making.

Opened in 1956, the first modern indoor shopping mall in the world was inspired by the shopping arcades found in European cities.

Within this beautiful Pittsburgh cemetery, a unique headstone bears witness to one man's eternal love for Jaws.

An imposing pair of sphinxes stand guard outside this Egyptian Revival tomb.

There aren't too many operational funiculars around, but Pittsburgh has two!

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

This rural park in central Wisconsin honors one of the world’s most prominent numismatists.

Former farm staffed by mental patients is now a public park.

This sculpture forces visitors to confront their relationship with space.