Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

This nine-story building can be played like an instrument.

This statue of Olympic hockey coach Herb Brooks immortalizes one of the greatest moments in American sports history.

A psychological self-portrait in the form of a giant, segmented head.

The watery grave of an impractical idea.

One of only 3 vertical lift bridges on the Mississippi it still operates despite its apparent condition

A tribute to Charles M. Schulz, who created the iconic cartoon that features Charlie Brown, Snoopy, and more.

This 19th-century building inadvertently preserved the handprints of its builders within its walls.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

A once-groundbreaking power plant turned into a hotel and mini-museum of archeological and geological wonders.

The tabby ruin is Savannah’s oldest surviving structure.

A museum tracing the origins & modern day uses of the classic Scottish tartan, particularly the kilt.

Where you can experience the story of Appalachia, as told by Appalachians.

Classy up your Big Mac with bow-tied servers and chandeliers at the world's fanciest McDonald's.

One-time winter retreats of prolific inventor Thomas Edison and his friend Henry Ford.

This picturesque cliffside beacon no longer calls to sailors but shines once a year in honor of a famous shipwreck.

Thousands of people walk over this fantastic work of art every day, but how many notice it?

One of the world's premier laboratories for hydraulic engineering research takes full advantage of the water's power.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

The first hand-illuminated, hand-written bible since the invention of the printing press.

A jaw-dropping brutalist space church seems to have crash-landed in the middle of America.

The world’s first museum dedicated to exploring human rights unleashed a wave of controversy.

These former Cold War launch sites have been preserved for tourists to see where the button might have been pushed.

At the turn of the 20th century, the Minnehaha County courthouse played host to sensational public divorce trials.