This small town Texas cemetery is said to be the burial site of a UFO pilot who crashed in the 1800s.

A painted-over wall in Detroit originally built to segregate a black community from an adjacent white development.

The Beaux-Arts aquarium boasts a vast collection of saltwater and freshwater fish on an island in the Detroit River.

See prehistoric footprints, plus two complete mastodon skeletons.

The 10-foot-tall vegetables belong to Michigan’s first food rescue program.

Glass and concrete building designed by Albert Kahn.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

The 80-foot tire that looms over Michigan's I-94 was once a Ferris wheel in the New York World Fair.

This library is a reader's paradise and a plant lover's dream.

A colorful architectural gem in Seattle’s uniquely modern Central Library.

This popular bar has been blurring the line between normal and edgy for more than 75 years.

A wall of chewing gum moonlights as collective art.

This sculpture forces visitors to confront their relationship with space.

This Texas home and garden was the masterpiece of a British portrait painter.

A one-of-a-kind blind-accessible, interactive mural.

A synth musician's paradise at the heart of a community responsible for the soundtrack to 'Stranger Things.'

An entire subdivision was accidentally built on a flood plain, resulting in its eventual demolition—but the streets are still there.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

An emerald-green grotto just a short trip from Austin.

Commemorating the spot where the famous scientist fed his pigeons.

A small peaceful park and waterfall tucked amid the urban grind of Midtown Manhattan.

A WWI fighter plane and turn-of-the-century penny candy shop are among the unexpected features of this Financial District building.

The 28-foot granite map plots the locations of 40 theaters in New York City.

This study room in the New York Public Library saw the creation of one of contemporary America's greatest traitors.