Ancient petroglyphs discovered only after a massive fire swept across Michigan in the 1880s.

Located in a Civil War era building, this café is engrained with the spirit of Edgar Allen Poe.

This stone in Lexington honors a formerly enslaved man who fought during the American Revolution.

This location holds the truth to what truly happened that faithful night.

The phrase "the shot heard around the world" was coined after a skirmish at this bridge.

Palatial mansion estate used in films including "Flowers in the Attic" and "The Witches of Eastwick."

A planet-hunting astrograph built in the 1920s to seek out the so-called "Planet X" beyond Uranus.

A simple but powerful tribute to the 20 victims of the 1692 witch trials.

Visit a sweet shop selling one of the first candies ever made and sold in America.

Inside this store, a mysterious statue draws visitors from the world over.

The 16th-century church has the only stained glass windows that survived the Scottish Reformation intact.

This church on a Tohono O'Odham reservation has stood since 1797.

Collection of vintage trailers double as hotel rooms.

Limestone caves with spectacular showcase chambers.

Originally conceived as part of a proposed Arizona State Capitol building in the 1950s, this structure built in 2004 stands as a monument to the architect's legacy.

Opinions differ as to whether this Arizona tree was actually used as a Wild West jail, but that hasn't stopped the town from capitalizing on it.

Every year, festive decorations appear on this juniper tree located in the median strip of a busy highway.

This Native American settlement dates back to the Pueblo II period.

More than a century old, this trading post resides in the Navajo Nation.

These three lighthouses played a fundamental role in the maritime life of Eastham.

Tragedy on Little Brewster Island memorialized.

A men’s restroom became a sandwich shop.

A more than 260-year-old crypt built on Boston's oldest English burial ground.

The Wright Tavern is possibly the most important building in Concord Massachusetts to the American Revolution.