This event has endedDC Puzzle ChallengeMon, Jun 29 · All daySouthwest Library · Southwest WaterfrontVisit websiteSaveStartsMon, Jun 29EndsMon, Jun 29Address900 Wesley Pl SW, Washington, DC 20024See what's happening today →Events in Southwest Waterfront →More at Southwest Library18 upcoming events · See all at Southwest Library →LibrarySat, Aug 1 @ 11 AM – 12:30 PMYoga ClassesLibraryMon, Aug 3 @ All dayDC Puzzle ChallengeLibraryMon, Aug 3 @ 10:30 – 11:30 AMBuilding Blocks