The preserved house of a jazz legend still echoes with his music.

The controversial urban planner who designed Washington, D.C., was buried in Maryland, and can presently be found in Virginia.

Soldiers were buried next to Lee's house in the center of Arlington Cemetery to dissuade the general from reclaiming his property after the war.

The hide of Stonewall Jackson's equine sidekick is on display not far from where the ashes of his bones are buried.

Located at the former Lorton Prison the Lucy Burns Museum tells the story of the 91 year history of the prison including the dark chapter of its involvement in the women's suffrage movement.

This giant monument of the RCA mascot is a beloved fixture in Albany, New York.

A virtually untouched "home on the hill" for the flora and fauna of Rhode Island.

This abandoned iron furnace was one of the first to use coke—a type of high-carbon fuel—to make iron.

Featuring the the longest lift span of any vertical-lift bridge in the world.

Mile-long cave system near Great Smoky Mountains.

Railroad came. People came. Railroad left. Town died.

This head-spinningly bizarre Depression-era art cave is wall-to-wall quartz and Jesus.

More than five miles of underground passageways.

The juke joint where legendary soul artists ate, drank, and made merry.

This replica of the Greek structure is in the heart of Nashville.

When Motown musicians came to Nashville in the 1960s they stayed at this historic record-pressing company because hotels wouldn't host them.

The "first cat," "first dog," and even a presidential pygmy hippo all get their due in this museum.

The winding route passes through an enclosed alleyway, two tunnels, and leads to the White House basement.

The largest collection of Frazetta originals in the world.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

This lovely picnic spot featuring thunderous jet landings is an aircraft spotter’s dream.

A home built with marble tombstones from the graves of 2,200 Union soldiers buried in a Virginia cemetery.

The final resting place of two (or three) presidents, one vampire, and 18,000 Confederate soldiers.