3,546 articles
Gunung Leuser
Gunung Leuser is a non-volcanic peak in the Bukit Barisan, northern Sumatra, highest summit of Gunung Leuser National Park at 3,466 m (sources also give 3,404 m), second highest in Sumatra, in a UNESCO World Heritage rainforest.
Gunung Liman
Gunung Liman, also written Ngliman, is the highest peak of the Wilis range in East Java, Indonesia, rising 2,563 m (8,409 ft) on the Nganjuk–Ponorogo border.
Gunung Matebeanfeto
Gunung Matebeanfeto (Mount Matebian, mountain of souls) is a 2,372 m ultra-prominent massif in Baucau, Timor-Leste, with Mane and Feto summits, sacred pilgrimage site and former FALINTIL resistance stronghold.
Gunung Mekongga
Gunung Mekongga (Mengkoka), highest mountain of Southeast Sulawesi, Indonesia, a limestone karst peak in the Mekongga Mountains near Kolaka; summit 2,620 m per Bakosurtanal, climbed in 5-6 days from Tinukari village.
Gunung Mulu
Gunung Mulu (Mount Mulu), 2,376 m sandstone peak in Sarawak, Borneo, centerpiece of Gunung Mulu National Park, a 52,864-ha UNESCO World Heritage Site since 2000 with the world's largest cave chamber, Sarawak Chamber.
Gunung Mulu National Park
Gunung Mulu National Park, Sarawak, Borneo: UNESCO World Heritage Site since 2000, 52,864 ha of tropical karst with the Sarawak Chamber, the world's largest cave chamber, Deer Cave, and the Clearwater Cave System.
Gunung Murud
Gunung Murud, also spelled Mount Murud, is the highest mountain in Sarawak, Malaysia, at about 2,422 m in the Kelabit Highlands near the Kalimantan border.
Gunung Tahan
Gunung Tahan (Mount Endure), 2,187 m, highest peak of Peninsular Malaysia, in Taman Negara on the Pahang-Kelantan border; first climbed in 1905 by the Robinson-Wray expedition; multi-day guided jungle treks from Kuala Tahan or Merapoh.
Gunung Tumpu
Gunung Tumpu is a 2,565 m peak in Central Sulawesi, Indonesia, with 2,054 m topographic prominence, a Ribu (World Ribus ID 69033), ranked 33rd in the Malay Archipelago; distinct from Gunung Tumpa near Manado.
Gurla Mandhata
Gurla Mandhata (纳木那尼峰, Naimona'nyi) is a 7,694 m peak in the Nalakankar Himal, southern Tibet, the world's 34th highest, first climbed in 1985 by a Japanese-Chinese team, near Lake Manasarovar and Mount Kailash.
Guru Shikhar
Guru Shikhar (गुरुशिखर), 1,722 m, is the highest peak of the Aravalli Range and of Rajasthan, in Sirohi district near Mount Abu; it hosts the Dattatreya cave temple and the PRL Mount Abu Observatory.
Gurvan-Eren Formation
Gurvan-Eren Formation (гурван-эрэнская свита), Lower Cretaceous lacustrine-fluvial unit in western Mongolia near Kobdo; yields Stichopterus, Gurvanichthys, Noripterus, Dsungaripterus, dinosaurs, insects, feathers, and amphipolar spiral coprolites from large fish.
Gyalha Peri
Gyalha Peri (加拉白垒, Gyala Peri), 7,294 m peak in Nyingchi, Tibet, north of the Great Bend of the Yarlung Tsangpo opposite Namcha Barwa; first climbed 31 October 1986 by a Japanese expedition.
Gyda Peninsula
Gyda (Gydan) Peninsula, Гыданский полуостров, a permafrost tundra peninsula in northern West Siberia, Russia, between Ob Bay and Yenisey Bay, home to Nenets herders, the Gydansky protected area, and Arctic LNG 2 gas development.
Gypsum karst subsidence belts
A gypsum karst subsidence belt is a tract of ground underlain by dissolving gypsum, where sinkholes and sudden collapse develop far faster than in limestone karst.
Hagemeister Island
Hagemeister Island is a 24-mile-long, 67,000-acre uninhabited island in northern Bristol Bay, Alaska, about 19-25 miles southwest of Togiak, part of the Alaska Maritime National Wildlife Refuge, named for Russian captain Leonti Hagemeister and noted for its walrus haulout.
Haida Gwaii
Haida Gwaii, formerly the Queen Charlotte Islands, is a 9,596 km2 archipelago of over 150 islands off northern British Columbia, homeland of the Haida Nation, renamed in 2010 and subject to full Aboriginal title recognition in 2024.
Hainan Island
Hainan Island (海南岛), China's second-largest island after Taiwan, lies in the northern South China Sea off Leizhou Peninsula across the Qiongzhou Strait; area about 33,900 km2, dome-shaped terrain rising to Wuzhi Mountain at 1,867 m, tropical monsoon climate, main landmass of Hainan Province.
Hakusan
Hakusan (白山), active stratovolcano on the Ishikawa–Gifu border, Japan, 2,702 m Gozengamine; last erupted 1659, sector collapse 5,400–4,900 years ago, JMA continuously monitored.
Haleakalā
Haleakalā (house of the sun) is the 10,023-ft shield volcano forming East Maui, Hawai'i, last erupting about 1480–1600 AD, home to Haleakalā National Park, sunrise reservations, and major observatories.
Half Moon Island
Half Moon Island: crescent-shaped, 2 km long island in Moon Bay, east Livingston Island, South Shetland Islands, Antarctica. Chinstrap penguin colonies, Cámara Argentine summer station, major Antarctic tourist landing site.
Hall Islands
Hall Islands (Pafeng) are low-lying coral atolls in the Outer Islands of Chuuk, Federated States of Micronesia; principal atolls Nomwin, Murilo, East Fayu, Ruo; 1,092 people (2010), Pááfang language, distinct from Arctic Hall Island namesakes.
Halla
Halla (Hallasan, 한라산) is South Korea's highest peak, a 1,919 m volcano on Jeju Island; last eruption 1007 CE, summit lavas dated 17.7–16.2 ka, now a polygenetic composite volcano.
Halmahera Island
Halmahera, largest island of Indonesia's Moluccas (Spice Islands) in North Maluku, a K-shaped volcanic island of about 18,000 km2 in Wallacea, home to Mount Dukono and exceptional endemism.
Hamada de Tinrhert
Hamada de Tinrhert (Plateau du Tinrhert) is a roughly 20,000 km² Cretaceous limestone rock desert in Illizi Province, southeastern Algeria, extending over 300 km toward Libya and a key Cenomanian–Turonian fossil locality.
Hamada du Draa
Hamada du Draa, also spelled Hammada du Dra, is a rocky desert plateau on the Algeria–Morocco border, the largest of the Grandes Hamadas and named after the Draa River.
Hamersley Range
Hamersley Range: major mountainous plateau in the Pilbara, Western Australia, also called the Hamersley Ranges. About 400 km long, highest peak Mt Meharry; source of world-class banded iron formation iron-ore deposits and Karijini National Park.
Hamgyong - Sanmaek
Hamgyong - Sanmaek, FEOW ecoregion 640, a Palearctic temperate coastal rivers freshwater ecoregion on the northeastern Korean Peninsula, with short steep monsoon rivers, masu salmon, endemic cyprinids, and estuarine habitats.
Hamgyong Mountains
Hamgyong Mountains (함경산맥, 咸鏡山脈), a northeast-southwest range in northeastern North Korea; Korea's highest-mean-elevation range with 72 peaks over 2,000 m, topped by Kwanmobong (2,541 m), forming the Yalu-Tumen/East Sea watershed.
Hanagita Peak
Hanagita Peak, 8,504 ft (2,592 m), a Chugach Mountains summit in Wrangell-St. Elias National Park, Alaska, named for Ahtna chief Hanagita; ultra-prominent (5,954 ft) with a possible first ascent reported in 1998.