Meridian Hill Park
Landscape architect Horace Peaslee created Meridian Hill Park, a noncontiguous section of Rock Creek Park, after a 1917 study of the parks of Europe. As a result, it contains elements of gardens in France, Italy, and Switzerland. John Quincy Adams lived in a mansion here after his presidency, and the park later served as an encampment for Union soldiers during the Civil War. All 50 states are represented by a state tree or flower. Meridian Hill is unofficially known as