Geographic features thumb|right|Flint Hills Discovery Center thumb|Rocky Ford spillway fishing area on the Big Blue River (2021) Manhattan is in the Flint Hills region of Kansas, which consists of continuous rolling hills covered in tall grasses. However, the downtown area – Manhattan's original site – was built on a broad, flat floodplain at the junction of the Kansas and Big Blue rivers. Manhattan is the largest town in the Flint Hills, and is home to the Flint Hills Discovery Center.
Geographic features thumb|right|Flint Hills Discovery Center thumb|Rocky Ford spillway fishing area on the Big Blue River (2021) Manhattan is in the Flint Hills region of Kansas, which consists of continuous rolling hills covered in tall grasses. However, the downtown area – Manhattan's original site – was built on a broad, flat floodplain at the junction of the Kansas and Big Blue rivers Manhattan is the largest town in the Flint Hills, and is home to the Flint Hills Discovery Center.