Arlesdale Mountainside

Arlesdale Mountainside is a wooded mountainside area located in Marthwaite Woods, where the Arlesdale Railway (formerly the Mid Sodor Railway) runs. Mike was once delayed here when some stray sheep wandered onto the line.

Appearances
Railway Series=

The Railway Series

 * Small Railway Engines - Useful Railway
 * -|Television Series=

Thomas & Friends

 * Series 20 - Mike's Whistle and Useful Railway