Chattahoochee River topographic map

The Mount St. Helens major eruption of May 18, 1980 remains the deadliest and most economically destructive volcanic event in U.S. history. Fifty-seven people were killed; 200 homes, 47 bridges, 15 miles (24 km) of railways, and 185 miles (298 km) of highway were destroyed. A massive debris avalanche,…

Average elevation: 6,877 ft

Average elevation: 715 ft

Average elevation: 935 ft

In June 1856, Fernando Wood appointed a "consulting board" of seven people, headed by author Washington Irving, to inspire public confidence in the proposed development. Wood hired military engineer Egbert Ludovicus Viele as the park's chief engineer, tasking him with a topographical survey of the site. The…

Average elevation: 85 ft

Average elevation: 322 ft

Sierra Blanca is found in Far West Texas, a subdivision of West Texas, and is 4,520 feet (1,380 m) above sea level. The town is part of the Trans-Pecos region within the most mountainous and arid portion of Texas. The town is located in Hudspeth County, which is large and sparsely populated. Sierra Blanca…

Average elevation: 4,564 ft

Baltimore is in north-central Maryland on the Patapsco River close to where it empties into the Chesapeake Bay. The city is also located on the fall line between the Piedmont Plateau and the Atlantic coastal plain, which divides Baltimore into "lower city" and "upper city". The city's elevation ranges from sea…

Average elevation: 213 ft

The Appalachian Mountains (French: Appalaches), often called the Appalachians, are a system of mountains in eastern to northeastern North America. The Appalachians first formed roughly 480 million years ago during the Ordovician Period. They once reached elevations similar to those of the Alps and the Rocky…

Average elevation: 4,800 ft

Average elevation: 1,214 ft

Average elevation: 876 ft

Average elevation: 1,355 ft

Port Charlotte is characterized by a predominantly flat and low-lying terrain, typical of Florida’s coastal landscape. The area features a network of waterways, including the Peace River and Charlotte Harbor, which provide ample opportunities for recreational activities like boating and fishing. Elevations…

Average elevation: 13 ft

Average elevation: 5,892 ft

Average elevation: 581 ft

The confluence of the Scioto and Olentangy rivers is just north-west of Downtown Columbus. Several smaller tributaries course through the Columbus metropolitan area, including Alum Creek, Big Walnut Creek, and Darby Creek. Columbus is considered to have relatively flat topography thanks to a large glacier that…

Average elevation: 837 ft

Average elevation: 472 ft

Average elevation: 151 ft

Average elevation: 23 ft

Average elevation: 13 ft

Average elevation: 220 ft

Average elevation: 7,198 ft

Average elevation: 3 ft

Evergreen sits at an elevation of 7,220 feet (2,200 m) in the Rocky Mountains, 19 miles west of Denver, Colorado. Its addresses are oriented according to the Street_system_of_Denver.

Average elevation: 7,575 ft

Average elevation: 981 ft

Average elevation: 0 ft

The topography of the sea floor surrounding Crescent City has the effect of focusing tsunamis. According to researchers at Humboldt State University and the University of Southern California, the city experienced tsunami conditions 31 times between the years 1933 and 2008. Although many of these incidents were…

Average elevation: 102 ft

Average elevation: 1,014 ft

Average elevation: 525 ft

Average elevation: 413 ft

Timberline Lodge is a National Historic Landmark located on the southern flank of Mount Hood just below Palmer Glacier, with an elevation of about 6,000 ft (1,800 m).

Average elevation: 8,911 ft

Average elevation: 554 ft

Average elevation: 1,263 ft

Average elevation: 11,109 ft

The climate in San Diego, like most of Southern California, often varies significantly over short geographical distances, resulting in microclimates. In San Diego, this is mostly because of the city's topography (the Bay, and the numerous hills, mountains, and canyons). Frequently, particularly during the "May…

Average elevation: 187 ft

Average elevation: 1,585 ft

Average elevation: 1,417 ft

The Appalachian Mountains (French: Appalaches), often called the Appalachians, are a system of mountains in eastern to northeastern North America. The Appalachians first formed roughly 480 million years ago during the Ordovician Period. They once reached elevations similar to those of the Alps and the Rocky…

Average elevation: 4,800 ft

Average elevation: 482 ft

Average elevation: 1,414 ft

Average elevation: 591 ft

Average elevation: 13 ft

The San Francisco Bay Area is characterized by a diverse and dynamic topography shaped by geological processes over millions of years. This region features a combination of coastal plains, steep hills, and rugged mountains, all influenced by the tectonic activity associated with the nearby San Andreas Fault…

Average elevation: 371 ft

Average elevation: 0 ft

Average elevation: 509 ft

Average elevation: 1,112 ft

Average elevation: 230 ft

Average elevation: 1,460 ft

Average elevation: 33 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

Agriculture and forestry are major industries. Agriculture includes dryland and irrigated farming and livestock grazing. Livestock are frequently moved between high-elevation summer pastures and low-elevation winter pastures, a practice known as transhumance.

Average elevation: 7,520 ft

According to the United States Census Bureau, the city has a total area of 497 square miles (1,290 km2), of which 249 square miles (640 km2) is land and 248 square miles (640 km2) (49.9%) is water. It is the largest city in Virginia by total area and third-largest city land area. The average elevation is 12…

Average elevation: 7 ft

Average elevation: 512 ft

Average elevation: 5,075 ft

Average elevation: 646 ft

Average elevation: 804 ft

Atlanta (/ætˈlæntə/ at-LAN-tə) is the capital and most populous city of the U.S. state of Georgia. It is the seat of Fulton County, the most populous county in Georgia. With a population of 498,715 living within the city limits, it is the eighth most populous city in the Southeast and 38th most populous…

Average elevation: 935 ft

Average elevation: 594 ft

Average elevation: 1,109 ft

Average elevation: 801 ft

Boise (locally /ˈbɔɪsi/ BOY-see) is the capital and most populous city of the U.S. state of Idaho and is the county seat of Ada County. As of the 2020 census, there were 235,684 people residing in the city. On the Boise River in southwestern Idaho, it is 41 miles (66 km) east of the Oregon border and 110…

Average elevation: 3,412 ft

The Black Hills is an isolated mountain range rising from the Great Plains of North America in western South Dakota and extending into Wyoming, United States. Black Elk Peak, which rises to 7,242 feet (2,207 m), is the range's highest summit. The name of the range in Lakota is Pahá Sápa. It encompasses the…

Average elevation: 6,214 ft

Average elevation: 8,442 ft

Average elevation: 8,005 ft

Average elevation: 509 ft

Average elevation: 886 ft

Average elevation: 79 ft

Average elevation: 10,335 ft

Average elevation: 404 ft

Average elevation: 522 ft

Average elevation: 512 ft

Average elevation: 512 ft

Average elevation: 16 ft

Average elevation: 358 ft

Average elevation: 404 ft

Average elevation: 16 ft

Average elevation: 1,558 ft

Average elevation: 2,710 ft

Average elevation: 5,049 ft

The city is in the Salt River Valley, or the "Valley of the Sun," in the northern reaches of the Sonoran Desert. Scottsdale, 31 mi (50 km) long and 11.4 mi (18.3 km) wide at its widest point, shares boundaries with many other municipalities and entities. On the west, Scottsdale is bordered by Phoenix, Paradise…

Average elevation: 1,358 ft

Highlands was founded in 1875 after its two founders, Samuel Truman Kelsey and Clinton Carter Hutchinson, drew lines from Chicago to Savannah and from New Orleans to New York City. They felt that the place where these lines met would eventually become a great trading center and commercial crossroads. Highlands…

Average elevation: 3,576 ft

Average elevation: 82 ft

Average elevation: 653 ft

Average elevation: 1,227 ft

Average elevation: 489 ft

Bolinas sits at an elevation of 36 feet (11 m) above sea level. It is bound on the northeast by Bolinas Lagoon and Kent Island, on the south by Bolinas Bay and Duxbury Point, on the southwest by the Pacific Ocean, and on the northwest by Point Reyes National Seashore. According to the United States Census…

Average elevation: 92 ft

Average elevation: 285 ft

Average elevation: 285 ft

Average elevation: 1,430 ft

Average elevation: 226 ft

Average elevation: 12,756 ft

Average elevation: 62 ft

Vail's average elevation is 8,150 feet (2484 m) above sea level. The town has a total area of 4.5 square miles (12 km2), with no lakes (there is, however, at least one pond). Gore Creek flows from east to west through the center of town.

Average elevation: 9,688 ft

Average elevation: 135 ft

Average elevation: 679 ft

Average elevation: 531 ft

Average elevation: 1,998 ft

Average elevation: 26 ft

Average elevation: 354 ft

Average elevation: 246 ft

Average elevation: 1,329 ft