Darnestown, Maryland
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Darnestown is a United States census-designated place and an unincorporated area in Montgomery County, Maryland. The CDP is 17.70 square miles with the Potomac River as its southern border and the Mud
Darnestown Presbyterian Church, constructed in 1858, as it appears in 2020
Black Rock Mill, constructed in 1815 and still standing in 2020
C&O Canal Lock 24 with Riley's Lockhouse in 2016
Rockville, Maryland
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Rockville is a city in and the county seat of Montgomery County, Maryland, United States, and is part of the Washington metropolitan area. The 2020 census tabulated Rockville's population at 67,117, m
Stone marker on corner of Vinson Street and Maryland Avenue, placed there in 1803 when Rockville's streets were laid out. "BR" stands for "Beginning of Rockville".[citation needed]
Rockville Railroad Station, built in 1873
Rockville Pike in 1966
Downtown Rockville in 1970