Spinning silently in the lobby of an Art Deco masterwork is a massive vintage model of the Earth.

This innocent-looking townhome is actually a subway exit.

The first and only carousel with a lineup entirely of insects.

It would be a crime to miss it.

Lucha Libre (Mexican Wrestling) themed taco shop.

A couple turned their front yard into an artistic masterpiece.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

An inconspicuous footbridge beloved by San Diego locals.

Silverware in the sidewalk outside a grocery store cements this neighborhood’s Italian culinary history.

This historic patch of real estate offers a glimpse of colonial Boston.

These whimsical works of art tell the story of the city's past and present.

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

A men’s restroom became a sandwich shop.

Ice cream stand, snack bar, and time capsule of milk conveyance.

The massive machine creates cracking displays of indoor lightning.

The bears may be gone, but their old cages can still be found.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

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

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

A monumental statue of RCA's mascot now sits atop a historical society roof after a life of moving around.

An abandoned church gets a second life as a massive beer hall and event space.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

Ship skeletons haunt Baltimore's waterways.

An eerie, abandoned military base engulfed by nature and graffiti is now home to a local park.