EntityQ2023853· pop 20· linked from 1,380 articlesWalden PondSign in to savelake in Concord, Massachusetts, United StatesConnectionsMassachusettsEntitytranscendentalismEntityWaldenEntitykettleEntityWashington, D.C.EntityQ5879EntityNew HampshireEntitylakeEntitygeographic coordinate systemEntityGangesEntityInternational Standard Book NumberEntityRalph Waldo EmersonEntityglacierEntityRomanticismEntityHenry David ThoreauEntityConcordEntityThe New York TimesEntityLinum usitatissimumEntitymacOSEntitydrainage basinEntityCategories1922 establishments in MassachusettsBay Circuit TrailBeaches of MassachusettsBodies of water of Middlesex County, MassachusettsHenry David ThoreauIce tradeNational Historic Landmarks in MassachusettsNational Register of Historic Places in Concord, MassachusettsParks in Middlesex County, MassachusettsPonds of MassachusettsProtected areas established in 1922