Big Boy No. 4014 set to embark on Historic Coast to Coast Tour. In honor of America's 250th celebration, Union Pacific's Big Boy No. 4014 is embarking on a historic coast-to-coast tour from its home base in Cheyenne, Wyoming. The big boy will be accompanied by several historic passenger cars from Union Pacific's heritage fleet, along with two special commemorative locomotives: No. 1616, the Abraham Lincoln locomotive, and No. 1776-America250, which features the emblem of the America250 Semiquincentennial Commission, the national, nonpartisan organization established by Congress to lead the nation's 250th anniversary.