District 1 is the most geographically diverse in Montgomery County, spanning from the DC Line to the Frederick County Line along the Potomac River, including Bethesda, Cabin John, Chevy Chase, Garrett Park, Glen Echo, Friendship Heights, Kensington, North Bethesda, Potomac, Poolesville, Randolph Hills, and Somerset. The District is home to Montgomery County's Agricultural Reserve, the Capital Crescent Trail and the C&O Canal, urban centers like Bethesda and White Flint, cultural destinations including Strathmore, Glen Echo Park and Imagination Stage, and among the nation's best public schools and the world's leading public and private research institutions, like NIH, the National Library of Medicine, and Howard Hughes Medical Institute.