2,436 articles
List of rivers of Pakistan
Rivers of Pakistan: the Indus system, with eastern tributaries Jhelum, Chenab, Ravi, Sutlej, Beas and western Kabul and Kurram, governed by the 1960 Indus Waters Treaty and IRSA allocation.
List of rivers of the United States
Rivers of the United States are cataloged by USGS hydrologic units (21 regions, about 2,150 cataloging units) and ranked by length, basin area, and discharge; the Mississippi system averages 651,000 cfs, with the Missouri channel the longest at about 3,710 miles.
List of ships attacked by Somali pirates
Ships attacked by Somali pirates: merchant vessels, fishing boats, and dhows hijacked off the Horn of Africa. Over 1,000 attacks 2005–2011, a 2011 peak of 237, and a 2023–2026 resurgence seizing vessels including Honour 25, Sward, Eureka, Asana, Lutuf, and Sibu 1.
List of shipwrecks in Lake Michigan
Shipwrecks of Lake Michigan: about 1,200 estimated wrecks including the Francisco Morazan, Westmoreland, Trinidad, and Lac La Belle, their discovery, protection under underwater preserves, and quagga mussel threats.
List of shipwrecks in the Great Lakes
The list of shipwrecks in the Great Lakes covers thousands of vessels lost in Superior, Michigan, Huron, Erie, and Ontario since the 17th century, including the Edmund Fitzgerald.
List of spa towns
List of spa towns: towns built around mineral or thermal springs for bathing and drinking cures. Covers the eleven UNESCO Great Spa Towns of Europe, British, Czech, and other notable resorts, their 1700s-1930s heyday, and clinical evidence.
List of waterfalls
List of waterfalls: catalogs of notable waterfalls (tallest Tugela Falls 948 m; Niagara's North American flow record), organized by continent and country, with OpenStreetMap counting 88,639 tagged falls, 52,840 unnamed.
List of waterfalls by type
Waterfall types classify falls by descent style (plunge, horsetail, cascade, segmented, block, tiered), by morphometry (Schwick and Spichtig's seven types), or by formation process such as differential erosion, glaciation, or tectonics.
List of waterfalls in India by height
List of waterfalls in India by height, also called India's tallest waterfalls ranking: Kunchikal Falls (455 m, Karnataka) is the highest, Barehipani (399 m) second, Nohkalikai (340 m) the tallest plunge; sources disagree on some figures.
List of wetland plants
List of wetland plants: the U.S. National Wetland Plant List (NWPL), successor to the 1976 and 1988 Fish and Wildlife Service hydrophyte lists, assigning OBL, FACW, FAC, FACU, and UPL wetland indicator statuses by region for wetland delineation.
Lists of rivers
Lists of rivers rank rivers by length, discharge, or drainage-basin area; the Factbook lists rivers of 1,000 km or more, and sources disagree on Nile versus Amazon lengths.
Litke Deep
Litke Deep, a depression in the Eurasian Basin of the Arctic Ocean about 350 km north of Svalbard, long cited as the Arctic's deepest point at 5,449 m; modern analysis finds about 4,000 m, with the Molloy Deep deeper. Named for Fyodor Litke.
Little Mecatina
Little Mecatina River (Rivière du Petit Mécatina) is a 545-590 km transboundary river of Labrador and Quebec's Lower North Shore, draining about 19,625 km2 into the Gulf of St. Lawrence; name from Innu makatinau, "big mountain".
Little Missouri
Little Missouri River: name of two U.S. rivers. The northern one drains 21,500 km² of Wyoming, Montana, and the Dakotas, flows through Theodore Roosevelt National Park to Lake Sakakawea; the Arkansas one joins the Ouachita River.
Little Waterhouse Lake
Little Waterhouse Lake is a 56-hectare Ramsar wetland site (Site No. 260, listed 16 November 1982) in northeast Tasmania: a brackish coastal freshwater lagoon between dunes, home to dwarf galaxias, green and gold frog, and rare clubsedges.
Littoral zone
Littoral zone, also called intertidal zone, is the shore band between land and sea, from the spray zone through the tide-covered intertidal to shallow subtidal water; subdivided by tide level and wave exposure, it also names lake and river shores.
Livingstone Falls
Livingstone Falls (Chutes de Livingstone) is a roughly 350-km chain of rapids and cataracts on the lower Congo River below Malebo Pool, DRC, named by Henry Morton Stanley for David Livingstone after his 1877 descent; the Inga rapids within it anchor a hydropower potential above 40 GW.
Llanos El Salado
Llanos El Salado, FEOW ecoregion 166, is an endorheic closed-basin freshwater ecoregion on the Mexican Plateau, mainly San Luis Potosí, with 75 percent endemic Cyprinodontidae pupfishes in isolated springs.
Loch Lomond
Loch Lomond, a glacial freshwater loch in southern Scotland, is Scotland's largest loch by surface area at 71 km2, has deep northern and shallow southern basins, and anchors Loch Lomond & The Trossachs National Park, Scotland's first national park (2002).
Loch Ness
Loch Ness (Loch Nis) is a large, deep freshwater lake in the Great Glen of the Scottish Highlands, holding more water than any other British lake.
Lochaber
Lochaber is a district of the west Scottish Highlands in the Highland council area, home to Ben Nevis and Glen Coe, marketed as the Outdoor Capital of the UK, with tourism about 30% of GDP and a 2024 National Park nomination.
Logan Lagoon
Logan Lagoon (Ramsar site no. 252) is a 2,257-hectare coastal estuarine wetland on Flinders Island, Tasmania, listed 16 November 1982; a migratory shorebird refuge meeting Ramsar criteria 1, 2, 3, 4, and 6.
Logone
Logone River, Central Africa; tributary of the Chari, rising in Cameroon (Mbéré), joining the Chari at N'Djamena; 550 km, 73,700 km² basin, Yaérés floodplain, Maga dam, major Lake Chad inflow.
Loire
The Loire (la Loire) is France's longest river, over 1,000 km, draining one fifth of the country; a free-flowing "last wild river" whose valley holds UNESCO-listed châteaux country.
Loktak Lake
Loktak Lake, in Bishnupur district, Manipur, is the largest freshwater lake in Northeast India, a Ramsar site (no. 463, designated 1990) famous for its floating phumdis and Keibul Lamjao National Park, the world's only floating national park and home of the Sangai deer.
Lomami (landform)
Lomami River, a major left-bank tributary of the Congo River in the DR Congo, flowing south to north roughly parallel to the Congo; known for its narrow linear basin, biogeographic barrier role, and Lomami National Park.
Lombok Strait
The Lombok Strait is a deep channel between the Indonesian islands of Bali and Lombok connecting the Bali Sea to the Indian Ocean, and the deepest route for ships too large for the Strait of Malacca.
Lomonosov Ridge
Lomonosov Ridge: an about 1,800 km band of continental crust crossing the central Arctic Ocean, separating the Amerasian and Eurasian Basins, and claimed by Russia, Canada, and Denmark under UNCLOS Article 76.
Lonar Lake (लोणार सरोवर)
Lonar Lake (लोणार सरोवर), also called Lonar crater lake, is a saline, alkaline lake filling a meteorite impact crater in Buldhana district, Maharashtra, India, the only known such crater excavated entirely in basalt.
Long Island Sound
Long Island Sound is a major urban estuary between Connecticut and Long Island, New York, connected to the ocean via the East River and three eastern passes. About 185 km long, it supports 1,200+ invertebrate species, a $9.4 billion economy, and ongoing hypoxia-restoration efforts.