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Peony Garden
A peony garden (牡丹園) is a specialized garden, within a botanical garden, park, or standalone site, devoted to displaying and conserving peonies, a plant known in China as the King of Flowers.
Periurban space
Periurban space, also called peri-urban area, urban fringe, or rurban zone, is the transitional territory between city and countryside where urban and rural land uses mix. Defined variously by density thresholds (0–300 persons/km²), it is the fastest expanding land use globally and a major planning challenge.
Periyar National Park
Periyar National Park (350 km2) is the core of the 777 km2 Periyar Tiger Reserve at Thekkady, Kerala, in the Western Ghats. Known for tigers, elephants, Periyar Lake, and community ecotourism with former poachers.
Permaculture Garden
Permaculture garden: a garden designed under permaculture (permanent agriculture), the 1970s Mollison and Holmgren design system using three ethics, zone planning, guilds, and layered food-forest planting.
Petrified Forest National Park
Petrified Forest National Park, northeastern Arizona national park (monument 1906, park 1962), protects Late Triassic Chinle Formation petrified wood, over 700 fossil sites, Painted Desert badlands, and 13,000 years of human history.
Phipps Conservatory
Phipps Conservatory and Botanical Gardens, Pittsburgh, Pennsylvania: 1893 Lord & Burnham glasshouse in Schenley Park, gift of Henry Phipps; 15 acres, seasonal flower shows, LEED sustainability, Chihuly glass art.
Phoenix Park
Phoenix Park (Páirc an Fhionnuisce), also called Phoenix Park, Dublin, is a 707-hectare walled public park west of central Dublin, established in 1662 as a royal deer park.
Phong Nha-Ke Bang National Park and Hin Nam No National Park
Transboundary UNESCO World Heritage Site (2025) joining Phong Nha-Ke Bang (Vietnam) and Hin Nam No (Laos) national parks; 217,447 ha of 400-million-year-old karst with over 220 km of caves, Son Doong, and Annamite endemic species.
Pinnacles National Park
Pinnacles National Park, central California, redesignated from Pinnacles National Monument in 2013; volcanic spires 500–1,200 ft, Bear Gulch and Balconies talus caves, San Andreas Fault transport, and a California condor release program.
Place de l'Hôtel-de-Ville – Esplanade de la Libération
Place de l'Hôtel-de-Ville – Esplanade de la Libération, formerly Place de Grève until 1803, is the Paris square facing the Hôtel de Ville in the 4th arrondissement, renamed for the Liberation of Paris and transformed into an urban forest inaugurated 21 June 2025.
Place de la Bastille
Place de la Bastille, Paris square at the junction of the 4th, 11th, and 12th arrondissements on the site of the Bastille fortress stormed 14 July 1789; dominated by the July Column (1831–1840) and bordered by the Opéra Bastille.
Place Vendôme
Place Vendôme: octagonal royal square in Paris's 1st arrondissement, begun 1685 as Place de Nos Conquêtes, redesigned by Jules Hardouin-Mansart from 1699, home of the Vendôme Column and high jewellery houses.
Plant Conservatory
Plant Conservatory, Bulbuley, Gangtok, Sikkim, India: a Forest Department botanical conservation site inaugurated in 2015, holding a rhododendron gene pool, orchid greenhouses, and over 400 plant species in Bulbuley Reserve Forest.
Plant Evolution Garden
Plant Evolution Garden (גינת האבולוציה של הצמח), a free open-air garden at the Hebrew University's Edmond J. Safra Campus, Givat Ram, Jerusalem, presenting 500 million years of plant evolution in five stages as part of the Nature Park & Galleries museum.
Plaza de España, Seville
Plaza de España, Seville: monumental semicircular complex in María Luisa Park, built 1914–1929 by Aníbal González for the 1929 Ibero-American Exposition; provincial ceramic benches, 515 m canal, four bridges, BIC since 2023.
Plaza Mayor, Madrid
Plaza Mayor, Madrid: the 122 x 91 m arcaded Habsburg square built 1617-1619 by Juan Gómez de Mora on the old Plaza del Arrabal, rebuilt by Juan de Villanueva after the 1790 fire, a declared BIC.
Plitvice Lakes National Park
Plitvice Lakes National Park, or Nacionalni park, is Croatia's oldest national park and a UNESCO World Heritage site located in mountainous central Croatia, known for its 16 cascading lakes.
Plum Blossom Garden of Mo Shan
Plum Blossom Garden of Mo Shan (东湖梅园, East Lake Plum Garden), founded 1956 on Moshan, East Lake, Wuhan; one of China's four major plum gardens, holding 360+ varieties, 20,000+ trees, and over 80% of world plum varieties.
Plymouth Hoe
Plymouth Hoe is a Grade II registered 15-hectare public park on a headland in Plymouth, Devon, overlooking Plymouth Sound, known for Drake's 1588 bowls game, Smeaton's Tower, Tinside Lido, war memorials, and large events such as Armed Forces Day.
Pocheon Art Valley
Pocheon Art Valley (포천아트밸리) is a former granite quarry in Pocheon, Gyeonggi-do, South Korea, reopened in 2009 as an eco-friendly art and culture park with Cheonjuho Lake, sculpture park, monorail, and astronomical science center within the Hantangang UNESCO Global Geopark.
Pokagon State Park
Pokagon State Park: 1,260-acre Indiana state park near Angola, Steuben County, established 1925 as Lake James State Park, renamed for Potawatomi leaders Leopold and Simon Pokagon; CCC-built 1934-1942; home of Indiana's only refrigerated toboggan run.
Polar-Alpine Botanical Garden
Полярно-альпийский ботанический сад (PABSI, Avrorin Polar-Alpine Botanical Garden-Institute), founded 1931 in the Khibiny, Kirovsk, Murmansk Region; northernmost botanical garden in Russia at 67°38' N, one of three beyond the Arctic Circle, a RAS research institute since 1967.
Pollok Country Park
Pollok Country Park is Glasgow's largest park and only country park, a 146-hectare former Maxwell estate on the White Cart Water, holding Pollok House (1750-52) and the Burrell Collection museum, gifted to the city in 1966 and designated a country park in 1980-81.
Poor Knights Islands
Poor Knights Islands (Tawhiti Rahi and Aorangi): volcanic islands 22 km off Northland, New Zealand, a nature reserve with no landing, ringed by New Zealand's second marine reserve (2,410 ha, 1981, fully no-take since 1998), tapu since 1822, famed for diving and subtropical fish.
Porcupine Mountains
Porcupine Mountains ("the Porkies") are a 2-billion-year-old range on Lake Superior in Michigan's Upper Peninsula, protected since 1945 in the state's largest park, about 60,000 acres with 35,000 acres of virgin northern hardwood forest.
Pori National Urban Park
Pori National Urban Park is a protected park in Pori, Finland, confirmed in 2002 as the country's second national urban park, built around the Kokemäenjoki River.
Port Alsworth, Alaska
Port Alsworth is a roadless census-designated place of 186 residents (2020) on Lake Clark, Alaska, the only community inside Lake Clark National Park and Preserve, founded in 1950 by bush pilot Leon "Babe" Alsworth and named for him.
Poznań Palm House
Poznań Palm House (Palmiarnia Poznańska), in Wilson Park, Poznań, Poland: opened 1911, largest palm house in Poland at 4,600 m², about 1,100 plant species and 170 fish species; closed 2026 for a rebuild due in 2030.
Prairie Creek Redwoods State Park
Prairie Creek Redwoods State Park, a California state park established in 1923 near Orick, protects old-growth coast redwoods, Roosevelt elk prairies, Gold Bluffs Beach, and Fern Canyon within the cooperatively managed Redwood National and State Parks.
Presidio of San Francisco
Presidio of San Francisco (El Presidio de San Francisco): 1,491-acre national park and National Historic Landmark at the Golden Gate, a military post under Spain, Mexico, and the U.S. from 1776 to 1994, now run by the self-funding Presidio Trust.