The international boundary separating Mexico and United States extends from the Pacific Ocean to the Gulf of Mexico. The border traverses a variety of terrains, ranging from urban areas to deserts. It
U.S. Border Patrol at Algodones Sand Dunes, California. The fence on the U.S.–Mexican border is a special construction of narrow, 4.6 m (15 ft) tall elements that are movable vertically. This way, they can be lifted on top of the ever-shifting dunes.
Border Patrol patrolling the Rio Grande in an airboat in Laredo, Texas
The start of the border fence in the state of New Mexico – just west of El Paso, Texas
U.S. Border Patrol helicopter along El Camino del Diablo, Arizona–Sonora border, 2004
There are two international borders between Canada and the United States: Canada's border with the northern tier of the contiguous United States to its south, and with the U.S. state of Alaska to its
Mexico–United States border
…has caused the Mexico–United States border crisis. It is one of two international borders that the United States has, the other being the northern Canada–United States border; Mexico has two other borders: with Belize and with Guatemala. The vast majority of the current border was decided after the Mexican–American War…
The Peace Arch at the border between Surrey, British Columbia, and Blaine, Washington
Signing of the Treaty of Ghent in 1814, which ended the War of 1812 and returned the border to its pre-war state. Subsequent agreed treaties saw the border demilitarized and most boundary disputes resolved.
An International Boundary Commission reference monument at the Pigeon River
Poker Creek–Little Gold Creek Border Crossing at the Alaska–Yukon border, closed as a result of the COVID-19 pandemic. A sign beside the gate alerts travelers that the border is also a boundary between time zones.