A B C D E F G H I J K L M N O P Q R S T U V W Y Z
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 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
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 is a 4,300 acre Civil War Battlefield that preserves the site of the March 1862 battle that saved Missouri for the Union.
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
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 onl
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 suppl
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 o
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 consists of multicolored sandstone cliffs, beaches, sand dunes, waterfalls, inland lakes, wildlife and the forest of the Lake Superior shoreline.
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.
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 is rich with American Indian, early explorer and Mormon pioneer history.
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.
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 contains unique elements of biological and historical interest in a spectacularly scenic panorama of thunderous ocean breakers, open grasslands, bushy hillsides and forested ridges.
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.
With more than 6,000 graves, Poplar Grove National Cemetery reflects the tragedy that befell the United States during the Civil War.
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
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.
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
Prince William Forest Park is the largest natural area in the Washington, D.C., metropolitan region at over 15,000 acres.
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.