Add Yahoo as a preferred source to see more of our stories on Google. The world's largest operating steam locomotive engine, Union Pacific's Big Boy No. 4014, will depart from Boone on Sept. 5, 2024 ...

The world's largest steam engine will roll through the heart of Iowa this fall. The Union Pacific Big Boy No. 4014 will soon depart on its Heartland of America Tour, highlighted by an overnight stop ...

The world's largest operating steam locomotive, known as "Big Boy," is passing through Iowa on a historic coast-to-coast tour to celebrate America's 250th anniversary. The Union Pacific Big Boy No.

Add Yahoo as a preferred source to see more of our stories on Google. The Union Pacific's Big Boy No. 4014 steam engine pulled into Boone Wednesday, Sept. 4 as part of its nationwide tour. The train ...

Union Pacific’s Big Boy No. 4014 was delivered to Union Pacific in 1941. This summer, it will take passengers on a trip from Omaha to Boone, Iowa. Union Pacific's historic steam locomotive Living ...