Guadalupe River topographic map

Average elevation: 218 m

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: 26 m

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: 26 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

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

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Average elevation: 457 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

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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…

Average elevation: 219 m

Average elevation: 2,228 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

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Average elevation: 2,569 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

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: 414 m

Just south of Jacksonville and north of Saint Augustine is the boundary of where the Floridian Peninsula ends and Continental North America begins; Jacksonville is north of that line. While still in the North American Coastal plain, the topography begins to take on slight Piedmont characteristics. Like the…

Average elevation: 9 m

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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

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: 1,090 m

The core Tug Hill region encompasses 150,000 acres (610 km2) of unbroken, generally second-growth, northern hardwood forest, and is drained by a vast network of streams. Important rivers and streams whose headwaters are located within the Tug Hill region include the Mohawk River, Deer River, Salmon River, Mad…

Average elevation: 109 m

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: 1,568 m

Average elevation: 98 m

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: 2,309 m

Average elevation: 1,249 m

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Average elevation: 2,167 m

Average elevation: 24 m

Average elevation: 886 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

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Average elevation: 22 m

Togwotee Pass (pronounced TOH-guh-tee) is a high mountain pass in the western United States, at an elevation of 9,655 feet (2,943 m) above sea level. On the Continental Divide in the Absaroka Range of northwestern Wyoming in Teton County, it is between Dubois and Moran Junction in the Jackson Hole valley.

Average elevation: 2,965 m

Average elevation: 924 m

Average elevation: 4 m

Mauna Loa is the largest subaerial and second largest overall volcano in the world (behind Tamu Massif), covering a land area of 5,271 km2 (2,035 sq mi) and spans a maximum width of 120 km (75 mi). Consisting of approximately 65,000 to 80,000 km3 (15,600 to 19,200 cu mi) of solid rock, it makes up more than…

Average elevation: 4,037 m

Average elevation: 1,035 m

Average elevation: 238 m

Average elevation: 133 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…

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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: 2,596 m

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