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

This titanic steel chain linking two buildings was installed without permission but instantly beloved.

Reason for Michigan's potential diamond mine.

Berry Gordy Jr.'s old home was the original headquarters of Motown Record Corporation.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

Twenty-eight years after this local landmark was washed ashore by hurricane Hugo, it was washed away by hurricane Irma.

On Hilton Head Island this bronze King of the Sea rules all things briny—and lets you know if you’re late for lunch.

A man's home is his castle.

A giant toy jack made of numerous welded-together fire hydrants.

This folk art dinosaur was almost pushed to extinction due to lack of a building permit.

Two distinctive homes on a New England village green look like a couple of frosted wedding cakes.

3,200-square-foot mural inside Dartmouth Library depicts the history of America with images of human sacrifice, ancient gods, and other unspeakable terrors.

An artist sees trees as a medium for sculpture.

This intricate Hindu temple is the largest of its kind outside of India itself and was constructed like a giant puzzle.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

Ralph Waldo Emerson spent two years living here decades before it became a Frederick Law Olmsted-designed park.

A real (but thankfully not live) missile stands tall as a monument to the United States military in the small town of Cordele.

Beautiful steampunk ghosts of early Massachusetts.

The legendary court where emerging basketball players gain their street cred.

Walking around West Harlem reveals a scavenger hunt of beautiful bird murals.

For over 30 years the walls of this Harlem schoolyard have been a gallery of street art by "Kings and better."

The phone booths of New York City have all but disappeared, but their remains were once found in this "graveyard," sadly now removed as well.

World Trade Center memorial likened to a woman's sexual organ.

This huge work of functional public art replaced a landfill in New Jersey's Meadowlands.