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

This plaque honors the unsung Black songstress once known as the “greatest singer of her race.”

The first ever diner included on the National Register of Historic Places is famous for its custard French toast.

This young woman's tombstone names her murderer, who is buried in the same cemetery.

Hidden in the highlands of Guatemala, a small shrine venerates a forbidden folk saint.

Natural saunas fed by volcanic heat.

Monkeys inhabit the lush forest surrounding ancient Mayan ruins once considered sacred.

Deep in the Guatemalan jungle stands an ancient pyramid that once marked the reign of a king.

Volcanically heated hot springs.

For this chef, an active volcano is his oven.

An art gallery that celebrates Indigenous Maya practices and traditions.

A century-old bathhouse that provides the luxury of warm water to rural Guatemalans.

It's not quite as old as its Roman appearance suggests, but this piece of infrastructure served Guatemala City for centuries.

These roaring primates were considered a divine creature in the cosmology of the Maya.

A collection of heirloom roses tucked in a spectacularly beautiful botanical garden on Lake Atitlan.

A ruined Maya city that suffered a years-long case of mistaken identity.

One of the world’s most colorful cemeteries, where each pigment is symbolic.

This weird, elephant-shaped rock also hosts two ancient tombs.

At an estimated 3,800 years old, this olive tree is one of the oldest on earth.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

One of the oldest Jewish cemeteries in the city, it is now overgrown with an urban forest.

Final resting place for the Triangle Shirtwaist fire’s unidentified victims.

Thermal springs underneath the seabed provide the heat and bubbles for these beachside natural hot tubs.

In Bermuda, this formal naval residence has become a go-to for cliff-jumpers and hikers.