Connaught Tunnel is in the Rocky Mountains.
Connaught Tunnel . The Connaught Tunnel is a railway tunnel under the Selkirk Mountains in southeastern British Columbia , Canada , near the city of Revelstoke . The Southern Rocky Mountains are a major subregion of the Rocky Mountains of North America located in the southeastern portion of the U.S. state of Wyoming , the central and western portions of Colorado , the northern portion of New Mexico , and extreme eastern portions of Utah .