Monongahela Cemetery
 Monongahela Cemetery is a historic cemetery in Monongahela City Pennsylvania established in 1863. Landscape architects Hare & Hare designed a portion of the property.The cemetery was listed on the U.S. National Register of Historic Places in 2001.The cemetery now occupies 160 acres but only about 100 acres are included in the National Register listing. John Chislett designed the original 32 acre plot in the rural cemetery tradition.