The Adams Memorial is a grave marker for Marian Hooper Adams and Henry Adams
located in Section E of Rock Creek Cemetery, Washington, D.C., featuring a cast bronze allegorical sculpture by Augustus Saint-Gaudens. The shrouded figure is seated against a granite block which forms one side of a hexagonal plaza, designed by architect Stanford White. Across from the statue is a stone bench for visitors. The whole is sheltered by a close screen of dense conifers.
Wikipedia https://en.wikipedia.org/wiki/Adams_Memorial_(Saint-Gaudens)
Address Rock Creek Cemetery, Washington 20011, United States
Coordinates 38°56'50.611" N -77°0'37.123" E