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Gogebic

(Encyclopedia)Gogebic gōgēˈbĭk [key], east-west mountain range, 80 mi (129 km) long and .5 to 1 mi (.8–1.6 km) wide, extending from the W Upper Peninsula, N Mich., into N Wis. It is known for its iron deposit...

Fort Madison

(Encyclopedia)Fort Madison, city (2020 pop. 10,270), seat of Lee co., SE Iowa, on the Mississippi River; inc. 1838. Fort Madison, a U.S. trading post, was established...

Jostedalsbreen

(Encyclopedia)Jostedalsbreen yôˈstədälsbrāˌən [key], largest glacier of the European mainland, 315 sq mi (816 sq km), Sogn og Fjordane co., SW Norway. Located W of the Jotunheimen Mts., between Nordfjord and...

Moosehead Lake

(Encyclopedia)Moosehead Lake, 35 mi (56 km) long, from 2 to 10 mi (3.2–16.1 km) wide, with an area of 120 sq mi (311 sq km), W Maine, N of Augusta. It is the largest lake in Maine and has an irregular shoreline a...

Mississippi Sound

(Encyclopedia)Mississippi Sound, arm of the Gulf of Mexico, c.100 mi (160 km) long and from 7 to 15 mi (11–24 km) wide, extending from Lake Borgne in Louisiana on the west to Mobile Bay in Alabama on the east. It...

Moffat Tunnel

(Encyclopedia)Moffat Tunnel mŏfˈət [key], railroad tube, 24 ft (7.3 m) high, 18 ft (5.5 m) wide, and 6.4 mi (10.3 km) long, N central Colo., in the Continental Divide, NW of Denver. One of the country's longest ...

Ngami, Lake

(Encyclopedia)Ngami, Lake əng-gäˈmē, ng– [key], reedy marsh, c.40 mi (64 km) long and from 4 to 8 mi (6.4–12.9 km) wide, NW Botswana. During the Pleistocene epoch, the lake covered an extensive area. Since ...

Nicoya Peninsula

(Encyclopedia)Nicoya Peninsula, Guanacaste and Puntarenas provs., W Costa Rica, separating the Pacific Ocean from the Gulf of Nicoya. About 75 mi (120 km) long and 19–37 mi (30–60 km) wide, it is Costa Rica's l...

Penobscot Bay

(Encyclopedia)Penobscot Bay, inlet of the Atlantic Ocean, 35 mi (56 km) long and 27 mi (43 km) wide, S Maine. The bay was entered by the English explorer Martin Pring in 1603; the French explorer Samuel de Champlai...

Percé Rock

(Encyclopedia)Percé Rock pĕrsāˈ [key], E Que., Canada, just off the tip of the Gaspé Peninsula. It is a massive rock (1,420 ft/433 m long; c.300 ft/90 m wide; and 290 ft/88 m at the highest point), rising shee...