locals opt instead for the tranquil terraced gardens at Dumbarton Oaks, an 1801 red-brick museum in Georgetown. Its quiet, manicured grounds are filled with cherry and magnolia blossoms, and its blog meticulously details the blooms on a daily basis--so you can schedule your visit accordingly.
Best-Kept Secrets of Washington, DC
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NOVEMBER 01, 2012
Nora Krug, Budget Travel

At 150 feet, the uncrowded Pilgrim Observation Gallery at the National Cathedral is your elevator to the sky, with unobstructed 360-degree views. Down on the ground floor you can attend free organ demonstrations every Monday and Wednesday at 12:30 p.m. and explore the architecture of this neo-Gothic behemoth.
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