Locomotive 1673

Southern Pacific Locomotive 1673 on display at the Southern Arizona Transportation Museum.

The Southern Arizona Transportation Museum is hosting Train Day at the Depot on Saturday, May 11.

The free event is in honor of the 150th anniversary of the Union Pacific Railroad.

Train Day at the Depot will be held from 10 a.m. to 2 p.m. at 414 N. Toole Ave.

It will feature choo-choo rides for children from noon to 2 p.m., an arts and craft show and a diesel simulator gift shop.