Merrimack River topographic map

Mount Washington, in New Hampshire, is the highest peak in the Northeastern United States at 6,288.2 ft (1,916.6 m) and the most topographically prominent mountain east of the Mississippi River.

Average elevation: 5,144 ft

Mount Adams, elevation 5,793 feet (1,766 m) above sea level, is a mountain in New Hampshire, the second highest peak in the Northeast United States after its nearby neighbor, Mount Washington. Located in the northern Presidential Range, Mount Adams was named after John Adams, the second President of the United…

Average elevation: 4,524 ft

From the base to the summit, floral species diminish with increasingly shallow soil levels. The summit is home to many different specialized sub-alpine species which can retain moisture for long periods of time. Alpine and sub-alpine species include mountain ash, cotton grass, sheep laurel, mountain sandwort,…

Average elevation: 2,254 ft

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Rattlesnake Island is about 2 miles (3 km) long, and approximately 5 miles (8 km) around its shore. The topography varies greatly. Some sections of the island are quite steep, with the land rising steeply from the shore (affording views of the area), while other sections, particularly on the "peninsula", which…

Average elevation: 522 ft

Average elevation: 2,441 ft

Average elevation: 1,145 ft

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Average elevation: 571 ft

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Average elevation: 377 ft

Average elevation: 2,274 ft

Mount Washington, also known as Agiocochook, is an ultra-prominent mountain in the state of New Hampshire. It is the highest peak in the Northeastern United States at 6,288.2 ft (1,916.6 m) and the most topographically prominent mountain east of the Mississippi River.

Average elevation: 5,144 ft

Average elevation: 2,930 ft

Average elevation: 1,745 ft

Average elevation: 1,266 ft

Average elevation: 502 ft

Average elevation: 735 ft

Average elevation: 869 ft

Average elevation: 1,191 ft

Average elevation: 971 ft

Average elevation: 269 ft

Average elevation: 568 ft

Mount Washington is an ultra-prominent mountain in the state of New Hampshire. It is the highest peak in the Northeastern United States at 6,288.2 ft (1,916.6 m) and the most topographically prominent mountain east of the Mississippi River.

Average elevation: 5,144 ft

Average elevation: 568 ft

Average elevation: 686 ft

Average elevation: 1,562 ft

Average elevation: 554 ft

Average elevation: 289 ft