Dudley Canal & Tunnel Trust is discounting its 45-minute boat trip tickets to £5.50 for everyone, saving up to £1.45 per ticket. Visitors who are able to gift aid their purchase will receive a return ticket valid throughout 2017. Children under three go free but need a ticket. During the 45-minute trip into Dudley Tunnel & Limestone Mines, this wonder of 18th century engineering with a history dating back 428 million years, is brought to life with on-board commentary, a music and light show... See more >