A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Padre Island National Seashore
Padre Island National Seashore, encompassing 130,454 acres, is the longest remaining undeveloped stretch of barrier island in the US.
Palo Alto Battlefield National Historic Site
Palo Alto Battlefield National Historic Site preserves the 3,400-acre scene of the clash between nations and informs visitors about its national and international importance. It is the only unit of the National Park Service with a primary focus on the U.S.-Mexican War,
Parashant National Monument
Parashant National Monument, located on the northern edge of the Grand Canyon, is a remote area of open, undeveloped spaces. It is an impressive and diverse landscape that includes an array of scientific and historic resources.
Pea Ridge National Military Park
Pea Ridge National Military Park is a 4,300 acre Civil War Battlefield that preserves the site of the March 1862 battle that saved Missouri for the Union.
Pecos National Historical Park
Pecos preserves 12,000 years of history including the ancient pueblo of Pecos, two Spanish Colonial Missions, Santa Fe Trail sites, 20th century ranch history of Forked Lightning Ranch, and the site of the Civil War Battle of Glorieta Pass
Pennsylvania Avenue National Historic Site
Pennsylvania Avenue is called the "Avenue of the Presidents" and "America's Main Street."
The Avenue is, America's Ceremonial Way, the place where the Nation comes to commemorate its
tragedies and triumphs. It is known the world over as the heart of the Nation's Capital.
Perrys Victory and International Peace Memorial
In 1817 the United States signed the Rush-Bagot Agreement with Great Britain, a document
that has resulted in peaceful relations between the United States and Canada since the War of
1812. Perry's Victory and International Peace Memorial was built not only to commemorate the
American naval triumph, but also "to inculcate the lessons of international peace by
arbitration and disarmament."
Petersburg National Battlefield
Petersburg, Virginia, became the setting for the longest siege in American history when General Ulysses S. Grant failed to capture Richmond. Grant settled in to subdue the Confederacy by surrounding Petersburg and cutting off General Robert E. Lee's supply lines into Petersburg and Richmond. On April 2, 1865, nine-and-one-half months after the siege began, Lee evacuated Petersburg.
Petrified Forest National Park
Petrified Forest features one of the world's largest and most colorful concentrations of petrified wood. Also included are the multi-hued badlands of the Chinle Formation known as the Painted Desert, historic structures, archeological sites and displays of 225 million-year-old fossils.
Petroglyph National Monument
Petroglyph National Monument protects a variety of cultural and natural resources including five volcanic cones, hundreds of archeological sites and an estimated 25,000 images carved by native peoples and early Spanish settlers.
Pictured Rocks National Lakeshore
Pictured Rocks National Lakeshore consists of multicolored sandstone cliffs, beaches, sand dunes, waterfalls, inland lakes, wildlife and the forest of the Lake Superior shoreline.
Pierce Mill
Peirce Mill was built in the 1820's, and operated commercially until 1897. Currently the mill is not operating. Peirce Mill remain's open to the public as a museum and ranger contact station.
Pinnacles National Monument
Rising out of the chaparral-covered Gabilan Mountains, are the spectacular remains of an
ancient volcano. Massive monoliths, spires, sheer-walled canyons and talus passages define
millions of years of erosion, faulting and tectonic plate movement.
Pipe Spring National Monument
Pipe Spring National Monument is rich with American Indian, early explorer and Mormon pioneer history.
Pipestone National Monument
The story of this stone and the pipes made from it spans four centuries of Plains Indian life. The pipestone here is quarried by anyone of Indian ancestry. An age-old tradition continues in the modern world.
Piscataway Park
The tranquil view from Mount Vernon of the Maryland shore of the Potomac is preserved as a pilot project in the use of easements to protect parklands from obtrusive urban expansion.
Point Reyes National Seashore
Point Reyes National Seashore contains unique elements of biological and historical interest in a spectacularly scenic panorama of thunderous ocean breakers, open grasslands, bushy hillsides and forested ridges.
Pony Express National Historic Trail
The Pony Express National Historic Trail was used to carry the nation's mail across the country, from St. Joseph, Missouri to Sacramento, California, in the unprecedented time of only ten days.
Poplar Grove National Cemetery
With more than 6,000 graves, Poplar Grove National Cemetery reflects the tragedy that befell the United States during the Civil War.
Port Chicago Naval Magazine National Memorial
Port Chicago Naval Magazine honors the courage and commitment of the Sailors, Marines, Coast Guardsmen, Merchant Mariners, and working civilians killed and injured in the largest homeland disaster during World War II. 320 men, over 200 of which were African-Americans, were instantly killed when a loaded munition ship blew up during loading operations.
Potomac Heritage National Scenic Trail
The Potomac Heritage National Scenic Trail is being used by communities in Virginia, Maryland, the District of Columbia and Pennsylvania to develop and make connections among trails, historic sites and a range of recreational and educational opportunities.
Poverty Point National Monument
Poverty Point National Monument contains some of the largest prehistoric earth works in North America.
Presidents Park (White House)
The White House was originally constructed 1792-1800. It was reconstructed in 1815 after
being burned by British soldiers during the War of 1812. It has been the home of every
president of the United States since John Adams.
Presidio of San Francisco
The Presidio served as a military post under the flags of Spain, Mexico, and the United States. As a U.S. Army post, the Presidio protected commerce and trade, and played a logistical role in every major U.S. military conflict over the last 150 years. On October 1, 1994, the Presidio became part of the Golden Gate National Recreation Area.
Prince William Forest Park
Prince William Forest Park is the largest natural area in the Washington, D.C., metropolitan region at over 15,000 acres.
Pu`uhonua O Honaunau National Historical Park
Pu`uhonua o Honaunau National Historical Park preserves the site where Hawaiians , who broke a kapu or one of the ancient laws against the gods, could avoid certain death by fleeing to this place of refuge or "pu`uhonua".
Puukohola Heiau National Historic Site
The temple was constructed to incur the favor of the war god Kuka'ilimoku. As British sailor John Young looked on, the temple was built and dedicated, a chief rival was sacrificed, and the war god Ku was pleased.
Pacific Crest Trail Recreation Management Area
Pecos River Corridor Recreation Area
Peloncillo Mountains Wilderness
Pine Forest Recreation Management Area
Pompeys Pillar National Monument
Pacific Coast Scenic Byway- Oregon
Pike-San Isabel National Forests; Comanche and Cimarron National Grasslands
Pine Ridge National Recreation Area
Pahranagat National Wildlife Refuge
Palmyra Atoll National Wildlife Refuge
Panther Swamp National Wildlife Refuge
Parker River National Wildlife Refuge
Passage Key National Wildlife Refuge
Pathfinder National Wildlife Refuge
Patoka River National Wildlife Refuge and Wildlife Management Area
Pea Island National Wildlife Refuge
Pearl Harbor National Wildlife Refuge
Pee Dee National Wildlife Refuge
Pelican Island National Wildlife Refuge
Piedmont National Wildlife Refuge
Pierce National Wildlife Refuge
Pilot Knob National Wildlife Refuge
Pinckney Island National Wildlife Refuge
Pine Island National Wildlife Refuge
Pinellas National Wildlife Refuge
Pixley National Wildlife Refuge
Plum Tree Island National Wildlife Refuge
Pocosin Lakes National Wildlife Refuge
Pond Creek National Wildlife Refuge
Pond Island National Wildlife Refuge
Port Louisa National Wildlife Refuge
Presquile National Wildlife Refuge
Prime Hook National Wildlife Refuge
Protection Island National Wildlife Refuge
Padilla Bay National Estuarine Research Reserve
Point Lobos State Natural Reserve
Columbia