Collection place
- Pedernales, Dominican Republic1
- Pedernales, Michoacán, Mexico1
- Pedregal, State of Mexico, Mexico4
- Peeple's Valley, Yavapai County, Arizona3
- Peera Nullah, Narmada valley, Madhya Pradesh154
- Pekwan (historic village), Klamath River, Humboldt County90
- Pelagonia Statistical Region, North Macedonia4
- Peleliu Island, Palau20
- Pelican Bay, Upper Klamath Lake, Klamath Lake3
- Pella (ancient place), Macedon, Greece3
- Pelly River, Yukon Territory, Canada24
- Peloponnese, Greece288
- Peloponnese, Western Greece, and the Ionian Islands341
- Pembroke, Pembrokeshire, West Wales1
- Pembrokeshire, West Wales1
- Pemrang, Guroor village, Gilmaan municipality2,371
- Penasca Blanca, Chaco Canyon, San Juan County1
- Penasco, Taos County, New Mexico4
- Pendleton, Umatilla County, Eastern Oregon4
- Pengosekan, Bali, Indonesia2