Places Heather Marcello Wants to Go

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

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

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

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

Historic home of America's sweetheart sharpshooter, Annie Oakley.

Dogs, cats, horses, monkeys, frogs, and fish are laid to rest at the second-oldest pet cemetery in the U.S.

The antique hotel still has a jail in the basement, though the cockfighting ring is long gone.

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

Surrounded by traditional homes, this Tolkien-esque dwelling stands out on a quiet street in suburban Maryland.

Once America's tallest structure, now a Baltimore landmark.

The likeness of the Baltimore music icon was unveiled in time for the anniversary of his Senate hearings on music censorship.

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

This ruined quarry once produced the distinctive red sandstone used for construction projects in Washington, D.C.

Rediscovered after a century, the father of the American Navy was reinterred in something dredged up from Davy Jones’ locker.

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

Meet some of the most prominent figures in Black history through life-sized wax models.

America's first nuclear-powered merchant ship is now a time warp to the atomic age.

The Forest Service's surprisingly sophisticated collection of wildfire prevention art features America's most beloved bear.

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

The whole world in one water tank.

An isolated island home to one of the oldest English-speaking communities in the region and Maryland's state dessert.

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

Easter in Westminster may be the only time and place to behold Edgar Allen Poe made entirely of Marshmallow Peeps.

This fort down the Potomac from Washington, D.C. was once the only defensive fort protecting the capital.