This church houses the “incorrupt” body of its founding Bishop.

A heartwarming message to those entering and departing Music City from above.

Built in 1945, this historic train station has a new lease on life with its baggage area serving as an event space.

First built around 1848, this bridge was destroyed by arson, but original timbers are included in the replacement.

The smallest covered bridge in Maryland.

Washed out by the Johnstown Flood in 1889, the surviving portion of the original two-span bridge now resides at Fishing Creek.

The "Sultan of Swat" once attended a school at the site of this baseball field.

A total of 14 men held the title of "president" before George Washington—their historical legacies are enshrined in the lobby of a hotel.

One artist’s scheme to expand museum viewing hours into the evening led to the illumination of an entire city.

This lovely tree was a thank you gift from the man known as "Public Enemy No.1."

The elevator hidden in a smokestack on Roosevelt's yacht now serves as a monument to the former president.

This massive swimming pool is the high tech home to the human-powered submarine races.

A suburban museum tells the story of a historic transportation network and even provides rides in antique trolley cars.

The childhood home of the Sultan of Swat is just a line drive away from Oriole Park at Camden Yards.

Home of the physician who set the leg of John Wilkes Booth after the Lincoln assassination.

The tallest The Church of Jesus Christ of Latter-day Saints temple in the world soars above the Beltway.

The world's oldest continuously operating airport was founded by the Wright Brothers.

The stone marker that Mason and Dixon placed at the eastern end of the famous north-south border they surveyed.

Three abandoned missile silos are hiding in plain sight behind a suburban development in Maryland.

Electronic inventions that resulted in products and systems we use every day are on display in this labor-of-love museum.

A lawn full of retired spacecraft on display at one of NASA's first research labs.

A star fort along the C&O Canal in western Maryland that protected America in three wars.

This one-room cabin where the young colonel slept during the French and Indian War.

This beautiful stone arch bridge wasn't even expected to stand for one day, but people have been crossing it for centuries.