One of the best places to see feral Colonial Spanish Mustangs in the United States.

Beautiful Gothic-inspired lighthouse stands out among the run-of-the-mill striped fare on Bodies Island.

The lesser-known lost colony of Roanoke was a safe haven for formerly enslaved people during the Civil War.

This shifting North Carolina sand dune is an odd little desert surrounded by oceanic forest life.

San Francisco's newly reopened hands-on science museum.

This high desert botanical garden is a unique display of Northern New Mexico's geology.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

See massive fossils that are over 200 million years old in northeastern Arizona.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

A one-of-a-kind sundial at the Very Large Array honors a radio astronomy pioneer, incorporating the original piers from his breakthrough radio telescope.

Twenty-seven massive radio antennas on the high plains of New Mexico search for life on other planets.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

Recycling meets art in this colorful barricade.

Artifacts of whaling, with both its perils and adventure, are housed in this museum in a former candle factory.

A tiny monument to the classic American candy.

Millions of numbers carved in glass represent the tattoos forced upon victims.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

Second largest wastewater treatment plant in the country.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

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

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