Archaeological sites and great food inside the island's largest mangrove forest.

The short hike is worth the stunning views and crystal blue waters of a secluded beach.

Legend has it this historic port was a popular hideout and smuggling spot for pirates.

This tiny home was originally a narrow alleyway.

Everyone from Alan Ginsberg to The Rolling Stones has stopped by this classic dive bar.

A magnificent waterfall nestled in the heart of the El Yunque National Forest.

This former sugarcane transport tunnel is now a portal to a lovely beach.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

The world's brightest bioluminescent bay.

The century-old plant starred as the villainous clown's lair in the miniseries based on Stephen King's "It."

It's 2 billion years old!

Earth's greatest purely vertical drop at 4,101 feet.

The collection of signage remembers the midcentury pushback against the new neon light.

What was to be the world's most secure Cold War document vault ended up as just a few shallow caves.

This historic Victorian hotel has a scandalous history of affairs and murder.

An eclectic retreat speckled with whimsical folk art.

A winding stairway to a secluded beach in a residential neighborhood.

An outdoor installation of 20 vintage signs that once hung in front of businesses throughout town.

The closest thing to Mars on Earth.

A morbid piece of memorabilia from the most famous shipwreck in current history is just one of the many poignant artifacts in this Canadian museum's collection.

This quirky countryside store is known for the goats that hang out and eat the grass on its roof.

The world's longest covered bridge is a quaint and incredible wooden tunnel.

Underground tunnels once home to crime are now back open to the public.

Artistic cabins actually grow deep in the Canadian wilderness.