Scranton. Experience part of the Union Pacific Big Boy No. 4014 cross-country journey celebrating America’s 250th birthday.

17 Jun 2026 | 01:53

On June 15 and 16, the Union Pacific Big Boy No. 4014 was open for public viewing at Steamtown National Historic Site in Scranton. While the 15th and 16th were the only two public display days with a virtual tour of the cab, the public can still get up close to view the world’s largest operating steam...