3,546 articles
Miranjan
Miranjan, also spelled Miranjani, is a forested Himalayan peak in Abbottabad District, Pakistan, and the highest summit of the Galyat region at about 2,992 meters.
Miravalles
Miravalles, Costa Rican andesitic stratovolcano (2,028 m) in Cordillera de Guanacaste within Guayabo caldera; last eruption a small 1946 phreatic explosion; hosts ICE geothermal field producing since 1994, up to 163.5 MW.
Misool Island
Misool Island, southernmost of Raja Ampat's four main islands in Southwest Papua, Indonesia. Known for Silurian-Devonian rocks, karst and marine lakes, the 300,000-acre Misool Marine Reserve, prehistoric rock art, and reef biodiversity.
Mississippi Delta
Mississippi Delta: name for both the lower Mississippi alluvial valley and the Yazoo River floodplain of northwest Mississippi, distinct from the river's true Louisiana delta; fertile farmland facing subsidence, sediment starvation, and coastal land loss.
Missouri Bootheel
The Missouri Bootheel is the state's southeastern salient below 36°30′, added in 1820 through John Hardeman Walker's lobbying. An alluvial Mississippi Embayment plain, it is Missouri's cotton, rice, and peanut region.
Misti, El
El Misti (Volcán Misti), an andesitic stratovolcano of 5,793 m immediately NE of Arequipa, Peru; last magmatic eruption 1440–1450 CE, VEI 5 Plinian event ~2030 yr BP, monitored by IGP at Green alert.
Mitchell Grass Downs
Mitchell Grass Downs is a bioregion of largely treeless, rolling grassland plains in northeastern Australia, extending from central Queensland into the Barkly Tableland of the Northern Territory.
Mitumba Mountains
Mitumba Mountains (Monts Mitumba, 米通巴山脉): mountain chain in eastern DR Congo along the western Albertine Rift and Lake Tanganyika; highest peak Mount Kahuzi, 3,308 m; includes Kahuzi-Biega National Park and the Itombwe Plateau.
Mogao Cave 45 Murals
The Mogao Cave 45 murals are High Tang wall paintings at the Mogao Grottoes in Dunhuang, China, best known for the south-wall Avalokitesvara Sutra illustration.
Mogao Caves (莫高窟)
Mogao Caves (莫高窟), Buddhist cave temples near Dunhuang, Gansu, China, on the Silk Road; 492 decorated caves, 45,000 m² of murals, 2,000+ sculptures, carved from 366 AD; UNESCO World Heritage site since 1987 with the 1900 Library Cave discovery.
Mogollon Rim
Mogollon Rim: long erosional escarpment marking the southwestern edge of the Colorado Plateau across central Arizona into New Mexico; about 200 miles long, up to 2,000 feet high, carved in Paleozoic strata, not a fault scarp.
Mogote Corralitos
Mogote Corralitos is the highest peak of the Sierra de Pie de Palo, San Juan, Argentina, about 3,162-3,168 m, an ultra-prominent summit (2,468 m prominence) in Angaco Department with cold desert climate.
Mogotón
Mogotón (Cerro Mogotón, Pico Mogotón) is a mountain on the Nicaragua–Honduras border in the Dipilto-Jalapa range, Nueva Segovia; at about 2,107 m it is Nicaragua's highest point, a cloud-forest summit once mined and now climbed with guides from Ocotal.
Mohéli
Mohéli (Mwali) is the smallest island of the Union of the Comoros in the Mozambique Channel, a 2020 UNESCO biosphere reserve with Moheli National Park, green turtle nesting sites, and a history of French protection from 1886 and 1997 secession.
Mojave Desert
Mojave Desert: arid southwestern U.S. region of about 152,000 km² in California, Nevada, Utah, and Arizona; smallest of the four American deserts, a rain shadow desert defined by the Joshua tree, with Mojave tribal history, the Mojave Road, and Ivanpah solar plant.
Molokai
Molokai (Molokaʻi), fifth largest Hawaiian island, formed by West and East Molokai shield volcanoes; known for its 3,000-foot north shore sea cliffs, the Kalaupapa Hansen's disease settlement, a rural Native Hawaiian community of about 7,000-8,100, and minimal tourism.
Moltke Nunataks
Moltke Nunataks (Moltkenunatakker) are four north-south nunataks rising to about 500 m near the eastern Filchner Ice Front, Luitpold Coast, Antarctica; first mapped by Filchner's 1911-12 German expedition and named for General Helmuth von Moltke.
Momskiy Khrebet
Momskiy Khrebet (Момский хребет, Moma Range), a 470-km mountain range in Yakutia, northeastern Siberia, extending southeast from the Indigirka River; highest point 2,533 m, with alpine relief, small glaciers, thick permafrost, and the Momsky natural park.
Møn
Møn, Danish Baltic Sea island in Vordingborg Municipality, 218 km², 9,052 inhabitants, town Stege. Home to Møns Klint chalk cliffs, Denmark's first UNESCO biosphere reserve (2017), and a 2025 World Heritage Site.
Monarch Icefield
Monarch Icefield: official name for a roughly 350 km² icefield in the Pacific Ranges, Coast Mountains, British Columbia, near Bella Coola; outlet glaciers include Jacobsen, Fyles, Deer Lake, and Purgatory, with documented Holocene advances and 1984/1986 Ape Lake outburst floods.
Monarch Mtn.
Monarch Mountain, 3,555 m Coast Mountains peak in Tweedsmuir Provincial Park, British Columbia; also a Colorado ski area and The Monarch near Simpson Pass. Named by Don Munday; first ascent 1936 by Hall and Fuhrer.
Moncayo Massif
Moncayo Massif (Macizo del Moncayo), Iberian Ranges, Spain; Cerro de San Miguel summit 2,314–2,315 m, highest of the range; Aragonese slope protected as Parque Natural del Moncayo (11,144 ha) with Pleistocene glacial cirques.
Moncong Lompobatang
Moncong Lompobatang (Lompobattang), an extinct Quaternary stratovolcano in South Sulawesi, Indonesia, about 2,885 m high with 2,867 m prominence, second most prominent Sulawesi peak after Rantemario.
Mongolian Plateau
Mongolian Plateau: large arid to semi-arid upland of East Asia covering Mongolia and Inner Mongolia (IMAR), China. Dominated by grassland and nomadic pastoralism; cold continental climate, Mesozoic peneplain origin, rising grazing pressure and desertification.
Mono-Inyo Craters
The Mono-Inyo Craters are an 18-mile chain of rhyolite lava domes, flows, and explosion craters on the eastern flank of the Sierra Nevada in Mono County, California.
Mont Blanc
Mont Blanc (Monte Bianco), highest peak of the Alps and Western Europe at 4,807.47 m (2026 survey), on the French-Italian border. First climbed 1786 by Balmat and Paccard; crossed by the 11.6 km Mont Blanc road tunnel.
Mont Mohi
Mont Mohi is a 3,480 m peak of the Mitumba mountains in Mwenga Territory, South Kivu, DR Congo, about 1,500 km east of Kinshasa; also called bibandabanda, with 1,589 m prominence.
Mont Orohena
Mont Orohena, Tahitian Orohena, is the 2,241 m highest peak of Tahiti and French Polynesia, in Tahiti-Nui's Mahina commune, a sacred 'Oro site with marae, 502 ka ignimbrite cap, and a roped three-day guided ascent.
Mont Ventoux
Mont Ventoux (Géant de Provence) is a 1,910 m limestone mountain in Vaucluse, France, famed for the mistral wind, Petrarch's 1336 ascent, and its mythic status in the Tour de France, including Tom Simpson's 1967 death.
Montague Island
Montague Island names two islands: Barunguba Montague Island, a 0.82 km² NSW nature reserve with little penguins and fur seals off Narooma, Australia, and Montague Island, the 850 km² largest island of Alaska's Prince William Sound, uplifted by the 1964 earthquake.