Cumberland Gap is a pass through the Cumberland Mountains

Cumberland Mountains

The Cumberland Mountains are a mountain range in the southeastern section of the Appalachian Mountains. They are located in southern West Virginia, western Virginia, eastern edges of Kentucky, and eastern middle Tennessee, including the Crab Orchard Mountains...

 region of the Appalachian Mountains

Appalachian Mountains

The Appalachian Mountains #Whether the stressed vowel is or ,#Whether the "ch" is pronounced as a fricative or an affricate , and#Whether the final vowel is the monophthong or the diphthong .), often called the Appalachians, are a system of mountains in eastern North America. The Appalachians...

, also known as the Cumberland Water Gap

Water gap

A water gap is an opening or notch which flowing water has carved through a mountain range. Water gaps often offer a practical route for road and rail transport to cross mountain ridges.- Geology :...

, at the juncture of the U.S. states of Tennessee

Tennessee

Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

, Kentucky

Kentucky

The Commonwealth of Kentucky is a state located in the East Central United States of America. As classified by the United States Census Bureau, Kentucky is a Southern state, more specifically in the East South Central region. Kentucky is one of four U.S. states constituted as a commonwealth...

, and Virginia

Virginia

The Commonwealth of Virginia , is a U.S. state on the Atlantic Coast of the Southern United States. Virginia is nicknamed the "Old Dominion" and sometimes the "Mother of Presidents" after the eight U.S. presidents born there...

. Famous in American history for its role as one key passageway through the lower central Appalachians, it was an important part of the Wilderness Road

Wilderness Road

The Wilderness Road was the principal route used by settlers for more than fifty years to reach Kentucky from the East. In 1775, Daniel Boone blazed a trail for the Transylvania Company from Fort Chiswell in Virginia through the Cumberland Gap into central Kentucky. It was later lengthened,...

 and is now part of the Cumberland Gap National Historical Park

Cumberland Gap National Historical Park

Established on June 11, 1940, Cumberland Gap National Historical Park is a United States National Historical Park located at the border between Kentucky, Tennessee, and Virginia. The Cumberland Gap is a sizable natural break in the Appalachian Mountains....

. The Cumberland Gap was discovered in 1750 by Dr. Thomas Walker, a Virginia physician and explorer.