Historical Markers

Gold Mining in Maryland

Marker is on River Road (Maryland Route 190) west of Falls Road (Maryland Route 189).

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Lockhouse 22

Marker is on Pennyfield Lock Road, on the right when traveling south.

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Olmsted Island

Marker is on the Olmstead Island Trail west of the C&O Canal Towpath.

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Creating a National Park

Marker is on C&O Canal Towpath south of Great Falls Road Climb.

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Washington Aqueduct

Marker can be reached from MacArthur Blvd/Great Falls Road Climb east of the C&O Canal Towpath when traveling south.

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Potomac River

Marker can be reached from Swains Lock Road.

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The Floods

Marker can be reached from MacArthur Blvd 1.2 miles west of Falls Road (Route 189).

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Great Falls Tavern

Marker is on C&O Canal Tow Path west of MacArthur Blvd./Great Falls Road Climb.

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Great Falls of the Potomac

Marker is at the intersection of Falls Road and MacArthur Boulevard, on the right when traveling south on Falls Road.

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Gold Mining in Maryland

Marker is on River Road (Maryland Route 190) west of Falls Road (Maryland Route 189).

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