Thomas the Tank Engine from the children’s show “Thomas & Friends” is on its Mystery on Rails Tour 2012, which stops April 14, 15, 21 and 22 at the Nevada State Railroad Museum, 600 Yucca St. in Boulder City.

The Day Out With Thomas event includes a 25-minute ride on a full-size Thomas the Tank Engine, meeting Sir Topham Hatt, storytelling, live music, Build with Mega Bloks and more.

Tickets, $18, are available at the Railroad Museum’s ticket office (open from 9 a.m. to 2:30 p.m. Saturday and Sunday) or online through the Nevada Southern Railway. Advance registration is recommended. More information is available through the Friends of the Nevada Southern Railway.