P
- Panama--Arraijan (Panama) (1)
- Panama--Balboa Heights. (1)
- Panama--Balboa. (2)
- Panama--Chagres River. (2)
- Panama--Chorrera. (1)
- Panama--Colon. (1)
- Panama--Gaillard Cut. (8)
- Panama--Gamboa. (2)
- Panama--Gatun Lake. (5)
- Panama--Gatun. (6)
- Panama--Miraflores Lake. (2)
- Panama--Panama Canal. (31)
- Panama--Panama. (33)
- Panama--Pedro Miguel. (1)
- Panama--Taboga Island. (1)
- Panama. (47)
- Pennsylvania--Alford. (3)
- Pennsylvania--Allegheny River. (3)
- Pennsylvania--Avondale. (2)
- Pennsylvania--Berwick. (2)
- Pennsylvania--Braddock. (6)
- Pennsylvania--Brandywine Creek. (3)
- Pennsylvania--Brodheads Creek. (6)
- Pennsylvania--Catawissa. (1)
- Pennsylvania--Danville. (7)
- Pennsylvania--Delaware River. (31)
- Pennsylvania--Delaware Water Gap. (47)
- Pennsylvania--Duquesne. (2)
- Pennsylvania--Ellwood City. (1)
- Pennsylvania--Erie. (7)
- Pennsylvania--Frisco. (1)
- Pennsylvania--Gettysburg National Military Park. (10)
- Pennsylvania--Gettysburg. (47)
- Pennsylvania--Hallstead. (2)
- Pennsylvania--Harrisburg. (9)
- Pennsylvania--Henryville. (8)
- Pennsylvania--Homestead. (10)
- Pennsylvania--Hunlock. (2)
- Pennsylvania--Indian Creek. (1)
- Pennsylvania--Jacks Mountain. (1)
- Pennsylvania--Jenkintown. (2)
- Pennsylvania--Lackawanna River. (1)
- Pennsylvania--Lehigh River. (3)
- Pennsylvania--Lenape, Lake. (2)
- Pennsylvania--Luzerne County--Kingston. (7)
- Pennsylvania--Marshalls Creek. (6)
- Pennsylvania--McKeesport. (1)
- Pennsylvania--Millville. (1)
- Pennsylvania--Monongahela River. (15)
- Pennsylvania--Mount Pocono. (21)
- Pennsylvania--Neshaminy Falls. (1)
- Pennsylvania--New Milford. (3)
- Pennsylvania--Northumberland. (2)
- Pennsylvania--Ohiopyle. (1)
- Pennsylvania--Panther Hollow. (1)
- Pennsylvania--Paoli. (1)
- Pennsylvania--Parkside. (2)
- Pennsylvania--Philadelphia. (316)
- Pennsylvania--Pittsburgh. (175)
- Pennsylvania--Pittston. (2)
- Pennsylvania--Plymouth. (1)
- Pennsylvania--Pocono Mountains. (9)
- Pennsylvania--Roaring Brook. (4)
- Pennsylvania--Schenley Lake. (1)
- Pennsylvania--Schuylkill River. (7)
- Pennsylvania--Scranton. (20)
- Pennsylvania--Shickshinny. (5)
- Pennsylvania--Stroudsburg. (3)
- Pennsylvania--Valley Forge. (2)
- Pennsylvania--Villanova. (1)
- Pennsylvania--Wills Creek. (1)
- Pennsylvania--Wilmerding. (3)
- Pennsylvania--Winona Cliff. (1)
- Pennsylvania--Wissahickon Creek. (14)
- Pennsylvania--Youghiogheny River. (3)
- Pennsylvania--Youghiogheny. (4)
- Pennsylvania. (779)
- Philippines--Cavite. (1)
- Philippines--Manila. (1)
- Poland--Wroclaw. (2)
- Potomac River. (56)
- Puerto Rico--San Juan. (41)