Simplify the following text for a Grade 8 native English-speaking person.
Original: The Ecclesbourne Valley Railway is an 8.5 m long heritage railway in Derbyshire , the headquarters of the railway center around Wirksworth station and services operate between Wirksworth and Idridgehay and Wirksworth and Ravenstor .
Simplified: The Ecclesbourne Valley Railway is a heritage railway in Derbyshire . Its operations are based at Wirksworth station .