In the prosthetic industry a trans-tibial prosthetic leg is often referred to as a BK or below the knee prosthesis while the trans-femoral prosthetic leg is often referred to as an AK or above the knee prosthesis.
The City of Black Hawk is located 25 miles West of Denver. Through Historic Central City. 1  from Denver take Interstate 70 West. 2  I-70 exit 243 to Central City/Hidden Valley.
The Town of Vail is a Home Rule Municipality in Eagle County, Colorado, United States. The population of the town was 5,305 in 2010. The town was established and built as the base village to Vail Ski Resort, with which it was originally conceived. Vail Ski Resort's first season was in December 1962; it is the largest ski mountain in Colorado.