St Mary's Episcopal Church (1887) (730 23rd St. NW). Style: Gothic. Architect: Renwick, Aspinwall & Russell. On National Register.
| United Church (aka Vereinigie Kirche or Concordia German Evangelical Church) (1891) (20th & G Sts. NW). Style: Italianate. Architect: Albert Goenner. On National Register.
| Stairway of United Church (Vereinigie Kirche).
| Lenthall Houses (c 1800) (606-610 21St. NW). Style: Federal. Architect: A. Edwin Kendrew. On National Register.
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Statue of hippopotamus which legend says George Washington watched in the river near Mount Vernon stands in front of Usner Auditorium on campus of George Washington University.
| Corcoran Hall (1924) (725 21st St. NW) where Niels Bohr announced atomic fission on Jan. 26, 1939. On National Register.
| Iron step rise to doors along Pennsylvania Ave. near 21st ST.
| Elaborate window surrounds of commercial complex at George Washington University.
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