sentences:  The influx of people greatly stimulated mineral exploration in other parts of the Yukon and led to two subsidiary gold rushes in Atlin, British Columbia and Nome, Alaska as well as a number of mini-rushes.Transportation needs to the gold fields led to the construction of the White Pass and Yukon Route.Around the start of the 20th century the U.S. Army began the construction of a telegraph line which ran through Tanacross, crossing the Tanana River at a place called Tanana Crossing.