Mississippi River topographic map

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: 113 m

Average elevation: 218 m

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: 1,463 m

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: 255 m

Average elevation: 286 m

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: 1,463 m

Tropical cyclones present special dangers and challenges to the entire Keys. Because no area of the islands is more than 20 feet (6.1 m) above sea level (and many are only a few feet elevation), and water surrounds the islands, nearly every neighborhood is subject to flooding as well as hurricane winds. In…

Average elevation: 0 m

Nokomis features a predominantly flat and low-lying terrain characteristic of the coastal region. The elevation in Nokomis rarely exceeds 15 feet above sea level, contributing to its vulnerability to tidal influences and storm surges. The area is interspersed with wetlands and mangroves, particularly near the…

Average elevation: 5 m

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: 65 m

Average elevation: 285 m

Hawksbill Mountain is a mountain with an elevation of 4,050 feet (1,234 m). Marking the border between Madison County and Page County in Virginia, the summit of Hawksbill Mountain is the highest point in Shenandoah National Park as well as the highest point in both Madison and Page Counties.

Average elevation: 993 m

Average elevation: 54 m

Average elevation: 296 m

Average elevation: 2,573 m

Average elevation: 69 m

The Santa Cruz Mountains are a region of great biological diversity, encompassing cool, moist coastal ecosystems as well as warm, dry chaparral. Much of the area in the Santa Cruz mountains is considered temperate rainforest. In valleys and moist ocean-facing slopes some of the southernmost coast redwoods…

Average elevation: 230 m

Average elevation: 4 m

Average elevation: 675 m

Average elevation: 1 m

Average elevation: -1 m

Average elevation: 3,888 m

Anna Maria Island features a flat, sandy topography typical of a barrier island on the Gulf Coast. With an average elevation of around 15 feet above sea level, the terrain includes broad beaches, low dunes, and narrow stretches of sandy soil, making it highly vulnerable to storm surges and tidal flooding. The…

Average elevation: 2 m

Average elevation: 74 m

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: 4 m

Cajon Pass (/kəˈhoʊn/; Spanish: Puerto del Cajón or Paso del Cajón) is a mountain pass between the San Bernardino Mountains to the east and the San Gabriel Mountains to the west in Southern California. Created by the movements of the San Andreas Fault, it has an elevation of 3,777 ft (1,151 m). Located in…

Average elevation: 1,169 m

Average elevation: 2 m

Parrish features a predominantly flat terrain with an average elevation of approximately 36 feet above sea level. The area's landscape is characterized by gently rolling hills and low-lying regions, making it typical of the Central Florida topography. Surrounding Parrish are numerous wetlands and drainage…

Average elevation: 12 m

Average elevation: 7 m

Average elevation: 1,118 m

Average elevation: 29 m

According to the United States Census Bureau, the Gerlach CDP has a total area of 3.1 square miles (8.0 km2), all land. Its elevation is 3,944 ft (1,202 m). Gerlach is approximately 100 miles (160 km) north of Reno, Nevada.

Average elevation: 1,208 m

Average elevation: 438 m

The area is surrounded on the southwest by the Santa Rosa Mountains, by the San Jacinto Mountains to the west, the Little San Bernardino Mountains to the east and San Gorgonio Mountain to the north. These mountains peak at around 11,000 feet (3,400 m) and tend to average between 5,000 and 7,000 feet (1,500 and…

Average elevation: 72 m

Average elevation: 7 m

Geographically, Mount Greylock is part of an 11-mile-long (18 km) by 4+1⁄2-mile-wide (7 km) island-like range that runs north-south between the Hoosac Range to the east, the Green Mountains to the north, the Berkshires to both the south and east, and the Taconic Mountains to the west with which it is…

Average elevation: 746 m

Average elevation: 335 m

Average elevation: 2 m

Average elevation: 2,425 m

Average elevation: 1,475 m

Average elevation: 661 m

Average elevation: 3 m

Average elevation: 148 m

Albuquerque is located in north-central New Mexico. To its east are the Sandia–Manzano Mountains. The Rio Grande flows north to south through its center, while the West Mesa and Petroglyph National Monument make up the western part of the city. Albuquerque has one of the highest elevations of any major city…

Average elevation: 1,671 m

Average elevation: 897 m

Average elevation: 0 m

Average elevation: 409 m

Lemhi Pass is a high mountain pass in the Beaverhead Mountains, part of the Bitterroot Range in the Rocky Mountains and within Salmon-Challis National Forest. The pass lies on the Montana-Idaho border on the Continental Divide, at an elevation of 7,373 feet (2,247 m) above sea level. It is accessed via Lemhi…

Average elevation: 2,218 m

Average elevation: 483 m

The high Uintas were extensively glaciated during the last ice age, and most of the large stream valleys on both the north and south sides of the range held long valley glaciers. However, despite reaching to over 13,500 feet (4,110 m) in elevation, the climate today is sufficiently dry that no glaciers…

Average elevation: 2,363 m

Average elevation: 3,888 m

Palm Harbor is characterized by its unique topography, which features a relatively rare hilly landscape for the region. Unlike much of the surrounding areas in Pinellas County, which are predominantly flat, Palm Harbor includes elevations that can reach up to about 75 feet above sea level. This elevation gives…

Average elevation: 9 m

Average elevation: 25 m

Average elevation: 1,312 m

Bagby Hot Springs are natural hot springs in the Mount Hood National Forest, about 67 miles (108 km) southeast of Portland, Oregon, United States and about 98 miles (158 km) east of Salem, Oregon. The springs are in the Cascade Mountains in a heavily forested area at elevation 2280 ft (695 m). They are just…

Average elevation: 880 m

The climate is tropical but generally dry. Northeast trade winds are consistent and there is little seasonal temperature variation. With elevation ranging from sea level to 5 m (16 ft) at Summit Peak, the islands contain some low-growing vegetation and palm trees on mostly flat terrain, and no natural fresh…

Average elevation: 1 m

Average elevation: 225 m

Average elevation: 126 m

Average elevation: 758 m

Average elevation: 1 m

Average elevation: 53 m

Average elevation: 0 m

In 1962, the Department of Defense used Palmyra as an observation site during several high-altitude nuclear weapons tests high above Johnston Atoll. A group of about ten men supported the observation posts during this series of tests, while about 40 people carried out the observations.

Average elevation: 0 m

Average elevation: 201 m

Denali (/dəˈnɑːli/ də-NAH-lee), federally designated as Mount McKinley, is the highest mountain peak in North America, with a summit elevation of 20,310 feet (6,190 m) above sea level. It is the tallest mountain in the world from base to peak on land, measuring 18,000 ft (5,500 m). With a topographic…

Average elevation: 5,546 m

Estes Park sits at an elevation of 7,522 feet (2,293 m) on the front range of the Rocky Mountains at the eastern entrance of the Rocky Mountain National Park. Its north, south and east extremities border the Roosevelt National Forest. Lumpy Ridge lies immediately north of Estes Park.

Average elevation: 2,543 m

Established in 1881, Grand Lake sits at an elevation of 8,369 feet (2,551 m) and derives its name from the lake on whose shores it is situated: Grand Lake, the largest natural body of water in Colorado. The town of Grand Lake was originally an outfitting and supply point for the mining settlements of Lulu…

Average elevation: 2,630 m

Average elevation: 262 m

Average elevation: 7 m

Average elevation: 282 m

Average elevation: 208 m

Average elevation: 179 m

Average elevation: 1,299 m

Average elevation: 614 m

Average elevation: 96 m

Average elevation: 358 m

Cucamonga Peak is one of the highest peaks of the San Gabriel Mountains in San Bernardino County, California, with a summit elevation of 8,862 feet (2,701 m). It is within the Cucamonga Wilderness of the San Bernardino National Forest.

Average elevation: 2,240 m

Average elevation: 248 m

Average elevation: 1,142 m

Average elevation: 339 m

Average elevation: 188 m

Average elevation: 43 m

Average elevation: 1,037 m

Average elevation: 494 m

Average elevation: 156 m

Average elevation: 2,164 m

Average elevation: 1 m

Average elevation: 276 m

The amount of electricity generated by Hoover Dam has been decreasing along with the falling water level in Lake Mead due to the prolonged drought since year 2000 and high demand for the Colorado River's water. By 2014 its generating capacity was downrated by 23% to 1592 MW and was providing power only during…

Average elevation: 429 m

Boston has an area of 89.63 sq mi (232.1 km2)—48.4 sq mi (125.4 km2) (54%) of land and41.2 sq mi (106.7 km2) (46%) of water. The city's official elevation, as measured at Logan International Airport, is 19 ft (5.8 m) above sea level. The highest point in Boston is Bellevue Hill at 330 ft (100 m) above sea…

Average elevation: 26 m

McKinleyville (formerly Minorsville) is a census-designated place (CDP) in Humboldt County, California McKinleyville is located 5.25 miles (8.4 km) north of Arcata, at an elevation of 141 feet (43 m). The population was 15,177 at the 2010 census, up from 13,599 at the time of the 2000 census.

Average elevation: 49 m

Average elevation: 335 m

Average elevation: 20 m

Average elevation: 20 m

Average elevation: 1,107 m

The history of the Mount Evans Scenic Byway is part of a larger story of the Denver Mountain Parks system. The City and County of Denver initiated the construction of a series of automobile "scenic loops" to allow Denverites to explore the mountains. One road circuit, Circle G, was to traverse the ridge to…

Average elevation: 4,006 m

Average elevation: 374 m

Eden is a census-designated place in Weber County, Utah, United States. It is home to Powder Mountain ski resort. It lies between the North and Middle Fork of the Ogden River, north of Pineview Reservoir, in the Ogden Valley. The elevation is 4,941 feet (1,506 m). The population was 600 at the 2010 census. It…

Average elevation: 1,562 m

Average elevation: 1,888 m

Average elevation: 10 m

The Sawtooth Range is a mountain range of the Rocky Mountains in central Idaho, United States, reaching a maximum elevation of 10,751 feet (3,277 m) at the summit of Thompson Peak. It encompasses an area of 678 square miles (1,756 km2) spanning parts of Custer, Boise, Blaine, and Elmore counties, and is…

Average elevation: 2,761 m