Rocky Top's User Profile - Atlas Obscura
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Poolesville, Maryland

Seneca Schoolhouse

The oldest surviving one-room schoolhouse in Montgomery County, Maryland.
Poolesville, Maryland

Seneca Quarry

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

Maryland Gold Mine Ruins

The ruins of this long-abandoned unsuccessful gold mine can still be found.
Potomac, Maryland

Travilah Oak Tree

A massive white oak tree provides a beautiful canopy near a suburban shopping center and stood before the signing of the Constitution.
Germantown, Maryland

Black Rock Mill

Built in 1815, the stabilized ruins of the grist mill and sawmill are now gated, but interpretive displays on the features and functions of the mill preserve its history.
Germantown, Maryland

Ruins of Clopper Mill

The hidden ruins of a mill that is linked to an attempt to assassinate the vice president of the United States.
Germantown, Maryland

Waters Mill Ruins

The ruins of an old mill lie in a small ravine along a hiking trail near Little Seneca Creek.
Clarksburg, Maryland

Clarksburg School

One of the last schoolhouses constructed in the early 20th-century still standing in Montgomery County.
Clarksburg, Maryland

Kingsley Schoolhouse

A well-worn trail through thick woods in northern Montgomery County leads to an old schoolhouse.
Frederick, Maryland

Hessian Barracks

Historic barracks utilized during both the Revolutionary War and the Civil War.
Frederick, Maryland

National Museum of Civil War Medicine

A Civil War Museum with some notable medical antiques.
Frederick, Maryland

Guess the Greyhound

According to local history, this cast-iron canine was nearly melted down for bullets during the Civil War.
Frederick, Maryland

Carroll Creek Covered Bridge

This hidden treasure provides a charming access point along the south side of Baker Park.
Walkersville, Maryland

Fountain Rock Lime Kilns

A well-preserved quarry and six of eight continuous burning pot kilns used to make burnt lime and crushed stone are highlights of the self-guided walking tour in Fountain Rock Park.
Walkersville, Maryland

Walkersville Southern Railroad

Take a trip to the past aboard a 1920s railcar or open flatcar for a scenic ride through Maryland farm country.
Frederick, Maryland

Jug Bridge Monument

Rumors persist that a bottle of whiskey is sealed within this Demijohn-shaped adornment.
Frederick, Maryland

Gambrill House

This three-story Victorian mansion is now home to the National Park Service’s Historic Preservation Training Center headquarters.
Frederick, Maryland

George Wildrick House

An amazing example of Federal-period architecture, truly unique to this region of the state.
Thurmont, Maryland

Utica Mills Covered Bridge

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

Catoctin Furnace

A pre-Industrial Age iron furnace and the site of a nearly-forgotten piece of Black history.
Thurmont, Maryland

Blue Blazes Whiskey Still

Unannounced visitors are now welcome at the site of the largest Prohibition-era bootlegging operation in the region.
Rocky Ridge, Maryland

Loy's Station Covered Bridge

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

Roddy Road Covered Bridge

The smallest covered bridge in Maryland.
Knoxville, Maryland

The Sign Above the Tunnel

This advertisement for talcum powder was painted on the rock face and has since defied removal.