Cartes topographiques United States

Altitude moyenne : 218 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…

Altitude moyenne : 26 m

Altitude moyenne : 2 228 m

Altitude moyenne : 377 m

Altitude moyenne : 180 m

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…

Altitude moyenne : 285 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…

Altitude moyenne : 65 m

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…

Altitude moyenne : 414 m

Altitude moyenne : 349 m

Indianapolis is within the Tipton Till Plain, a flat to gently sloping terrain underlain by glacial deposits known as till. The lowest point in the city is about 650 feet (198 m) above mean sea level, with the highest natural elevation at about 900 feet (274 m) above sea level. Few hills or short ridges, known…

Altitude moyenne : 241 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…

Altitude moyenne : 255 m

Altitude moyenne : 7 m

Altitude moyenne : 285 m

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…

Altitude moyenne : 1 090 m

Altitude moyenne : 342 m

Altitude moyenne : 18 m

Altitude moyenne : 0 m

Altitude moyenne : 4 m

Altitude moyenne : 19 m

The city is located on the northeastern edge of Texas Hill Country. Portions of Georgetown are located on either side of the Balcones Escarpment, a fault line in which the areas roughly east of IH-35 are flat and characterized by having black, fertile soils of the Blackland Prairie, and the west side of the…

Altitude moyenne : 219 m

Altitude moyenne : 372 m

Altitude moyenne : 0 m

Altitude moyenne : 3 264 m

Harrisburg was named for John W. Harris, who inherited the Model Farm on what was Thrall's Prairie, the first permanent settlement in the county. The town was laid out on the survey line of the prospective Louisiana and Missouri River Railroad which was later leased to Chicago and Alton Railroad. The line was…

Altitude moyenne : 245 m

The North Rim area of the park is located on the Kaibab Plateau and Walhalla Plateau, directly across the Grand Canyon from the principal visitor areas on the South Rim. The North Rim's principal visitor areas are centered around Bright Angel Point. The North Rim is higher in elevation than the South Rim, at…

Altitude moyenne : 1 685 m

Altitude moyenne : 973 m

Altitude moyenne : 244 m

Altitude moyenne : 183 m

Altitude moyenne : 4 m

Leon County features a distinctive topography characterized by its hilly terrain, which is relatively unusual for a state known for its flat landscapes. This region lies at the southern edge of the Red Hills, a geographical area that elevates the terrain significantly compared to much of Florida. Elevations in…

Altitude moyenne : 38 m

Adirondack Park, covering over six million acres, features a diverse topography characterized by rugged mountains, extensive forests, and numerous waterways. The park is dominated by the Adirondack Mountains, which contain 46 peaks exceeding 4,000 feet, with Mount Marcy standing at 5,343 feet as the highest…

Altitude moyenne : 371 m

One possible origin of palm in the place name comes from early Spanish explorers who referred to the area as La Palma de la Mano de Dios or "The Palm of God's hand". The earliest use of the name "Palm Springs" is from United States Topographical Engineers who used the term in 1853 maps. According to William…

Altitude moyenne : 859 m

Altitude moyenne : 486 m

The island is mostly mountainous with large coastal areas in the north and south. The main mountain range is called "La Cordillera Central" (The Central Range). The highest elevation in Puerto Rico, Cerro de Punta 4,390 feet (1,340 m), is located in this range.

Altitude moyenne : 65 m

Altitude moyenne : 17 m

Altitude moyenne : 100 m

Altitude moyenne : 1 532 m

Altitude moyenne : 31 m

Altitude moyenne : 141 m

Altitude moyenne : 474 m

Altitude moyenne : 303 m

Altitude moyenne : 1 m

Altitude moyenne : 8 m

Altitude moyenne : 255 m

Altitude moyenne : 262 m

Mount Rushmore National Memorial is centered on a colossal sculpture carved into the granite face of Mount Rushmore (Lakota: Tȟuŋkášila Šákpe, or Six Grandfathers) in the Black Hills near Keystone, South Dakota. Sculptor Gutzon Borglum created the sculpture's design and oversaw the project's execution…

Altitude moyenne : 1 562 m

Altitude moyenne : 370 m

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…

Altitude moyenne : 2 m

Altitude moyenne : 299 m

Altitude moyenne : 57 m

Altitude moyenne : 11 m

Altitude moyenne : 2 222 m

Altitude moyenne : 56 m

Altitude moyenne : 253 m

Altitude moyenne : 17 m

Crested Butte is located in north-central Gunnison County on the west side of the valley of the Slate River, along Coal Creek. Colorado State Highway 135 runs south from Crested Butte 27 miles (43 km) to Gunnison, the county seat. According to the United States Census Bureau, the town of Crested Butte has a…

Altitude moyenne : 2 798 m

Altitude moyenne : 1 101 m

Altitude moyenne : 219 m

Altitude moyenne : 133 m

Altitude moyenne : 279 m

Altitude moyenne : 621 m

Altitude moyenne : 934 m

Altitude moyenne : 1 097 m

Altitude moyenne : 118 m

Grand Rapids is situated in a region characterized by relatively flat terrain that gently undulates, influenced by the glacial activity that shaped much of the Midwest. The city itself sits at an elevation of approximately 640 feet (195 meters) above sea level, with the surrounding landscape showcasing low…

Altitude moyenne : 216 m

Altitude moyenne : 171 m

Mississippi's topography is characterized by its low-lying terrain, predominantly shaped by river systems and geological formations. The state features a variety of landscapes, including the expansive Mississippi Alluvial Plain, which forms the fertile heart of the Delta region. This area is characterized by…

Altitude moyenne : 74 m

The parkway has been the most visited unit of the National Park System every year since 1946 except four (1949, 2013, 2016 and 2019). Land on either side of the road is owned and maintained by the National Park Service, and in many places parkway land is bordered by United States Forest Service property. There…

Altitude moyenne : 504 m

Altitude moyenne : 378 m

Altitude moyenne : 4 m

Extreme winter maxima in the district are remarkably warm given the latitude and altitude; on January 19, 1921 Spearfish reached a temperature of 79 °F (26 °C), the hottest January temperature in South Dakota on record.

Altitude moyenne : 1 171 m

Like much of the rest of the state, Bristol has a humid subtropical climate (Köppen climate classification: Cfa), although with significantly cooler temperatures, especially in the summer, due to elevation; it is part of USDA hardiness zone 6b, with areas to the southwest falling in zone 7a. The normal…

Altitude moyenne : 543 m

Altitude moyenne : 19 m

During the 1970s, the U.S. Department of Transportation built an experimental driverless personal rapid transit system in the city, citing the area's variable seasonal climate and geographic elevations as factors in testing the technology's viability. The Morgantown Personal Rapid Transit (PRT) has been in use…

Altitude moyenne : 335 m

Altitude moyenne : 286 m

Altitude moyenne : 109 m

According to the U.S. Census Bureau, the county has a total area of 816 square miles (2,110 km2), of which 800 square miles (2,100 km2) is land and 16 square miles (41 km2) (1.9%) is water. It is part of the Flint/Tri-Cities region of Mid-Michigan. The median elevation in Saginaw County, Michigan is 620 feet…

Altitude moyenne : 193 m

Topographically, Cecil County straddles the border between the rolling hills of the Piedmont Plateau north of U.S. Route 40 and the flatlands of the Atlantic Coastal Plain to the south. The highest and most rugged hills are found in the northwestern and north-central parts of the county, reaching 534 feet (163…

Altitude moyenne : 37 m

Altitude moyenne : 924 m

According to the U.S. Census Bureau, the county has a total area of 589 square miles (1,530 km2), of which 473 square miles (1,230 km2) is land and 116 square miles (300 km2) (19.8%) is water. According to the World Atlas USA, Hernando County is the geographic center of Florida. Elevation in the county ranges…

Altitude moyenne : 18 m

Altitude moyenne : 14 m

Saratoga County is situated in the eastern portion of New York State, north of the state capital city of Albany, northwest of Troy, and east of Utica. According to the U.S. Census Bureau, the county has a total area of 844 square miles (2,190 km2), of which 810 square miles (2,100 km2) are land and 34 square…

Altitude moyenne : 218 m

The uppermost lock and dam on the Upper Mississippi River is the Upper St. Anthony Falls Lock and Dam in Minneapolis. Above the dam, the river's elevation is 799 feet (244 m). Below the dam, the river's elevation is 750 feet (230 m). This 49-foot (15 m) drop is the largest of all the Mississippi River locks…

Altitude moyenne : 344 m

Altitude moyenne : 219 m

Altitude moyenne : 1 324 m

Altitude moyenne : 70 m

Elevations in the park range from about 875 feet (267 m) to 6,643 feet (2,025 m) at the summit of Clingmans Dome. Within the park a total of sixteen mountains reach higher than 5,000 feet (1,520 m).

Altitude moyenne : 765 m

The source of the Hudson River is Lake Tear of the Clouds in the Adirondack Park at an elevation of 4,322 feet (1,317 m). However, the river is not cartographically called the Hudson River until miles downstream. The river is named Feldspar Brook until its confluence with the Opalescent River, and then is…

Altitude moyenne : 297 m

Altitude moyenne : 855 m

Altitude moyenne : 19 m

The Angeles National Forest manages the habitats, flora and fauna ecosystems, and watersheds. Some of the rivers with watersheds within its boundaries provide valuable non-groundwater recharge water for Southern California. The existing protected and restored native vegetation absorb and slow surface runoff of…

Altitude moyenne : 782 m

The dam creating the lake, North Anna Dam, is a 5,000-foot-long (1,524 m) and 90-foot-high (27 m) earthen embankment dam. It is 30 feet (9 m) wide at its crest which sits at an elevation of 265 feet (81 m) above sea level. The dam's spillway is located in the center of its body and is 200 feet (61 m) wide,…

Altitude moyenne : 97 m

Altitude moyenne : 292 m

Altitude moyenne : 192 m

Kauai, known as the "Garden Isle," features a remarkably diverse topography shaped by its volcanic origins and extensive erosion over millions of years. The island is characterized by a central mountainous region, dominated by the towering 5,148-foot Mount Waiʻaleʻale, one of the wettest places on Earth, and…

Altitude moyenne : 216 m

Joshua Tree National Park is an American national park in southeastern California, east of San Bernardino and Los Angeles and north of Palm Springs. It is named after the Joshua trees (Yucca brevifolia) native to the Mojave Desert. Originally declared a national monument in 1936, Joshua Tree was redesignated…

Altitude moyenne : 639 m

Altitude moyenne : 25 m

Altitude moyenne : 161 m

Altitude moyenne : 393 m

Altitude moyenne : 212 m