Rivers Starting with P: A Global Sampler

Dozens of significant rivers begin with "P." Here are ten notable examples across continents:

1. Paraná River (South America) — 4,880 km, 2nd longest in continent, forms Río de la Plata.
2. Paranaíba River (Brazil) — Major headwater of the Paraná.
3. Paraguay River (South America) — Pantanal wetland lifeline, joins Paraná.
4. Potomac River (USA) — 405 mi, flows past Washington, D.C., into Chesapeake Bay.
5. Ping River (Thailand) — Major Chao Phraya tributary, flows through Chiang Mai.
6. Piracicaba River (Brazil) — Tietê tributary, known for hydroelectric dams.
7. Po River (Italy) — 652 km, longest in Italy, crosses Po Valley to Adriatic.
8. Platte River (USA) — Nebraska, historic Oregon Trail corridor, braided channels.
9. Pocomoke River (USA) — Maryland/Virginia, cypress swamps, Pocomoke Sound.
10. Penobscot River (USA) — Maine, 2nd longest in New England, Penobscot Nation homeland.

Honorable Mentions

• Pecos (TX/NM), Peace (Canada), Purus (Brazil), Putumayo (Colombia/Peru), Pampanga (Philippines), Perak (Malaysia).

From the Andes to the Alps, the Rockies to the Himalayas, "P" rivers drain continents.