The homestead of American patriot John Adams.

Parking garage where Bob Woodward met Watergate source "Deep Throat."

"There's nothing there," and other lies the KGB told us.

Home to items never before seen by the public.

Home to secret Eastern Bloc spy equipment and the largest stretch of the original Berlin Wall outside of Germany.

This shop for all your super spy needs hides an educational secret.

This museum boasts the ninth-largest collection of insects in North America.

These termites have an large and deadly abode—impressive by day, dazzling by night.

The largest source of fossilized insects anywhere.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

The "original web site," this farm in Northern Vermont encourages orb-weaver spiders to build their daily webs, and then sells the preserved masterpieces.

These millipedes glow not out of attraction, but as a not-too-subtle warning.

The unique ecosystem atop an Australian mountain is home to some colorful inhabitants.

Montreal's colorful subway station shows its support of the local LGBT+ community.

A progressive LGBTQ hub offers dancing, HIV testing, art, and more.

A pink cottage covered in hearts served as a haven and a resting place for LGBTQ activists.

A Spanish forest is filled with mysterious stone carvings.

San Francisco's oldest operating hotel, with a Victorian atmosphere and a "haunted" fourth floor.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

Florida's first suspension bridge.

Wars fought and wars won are remembered by these abandoned bunker ruins.

The ghost town where the villagers refuse to leave.

Once a menacing challenge for trailblazers, this trail is now the most scenic drive in Utah.

What almost started out as a spite house became an eccentric's found object masterpiece.