Visit Walking Tours RGM Walking Tours have returned for Summer 2025! Book onto tours running Thursday 19th June or Saturday 26 July to: Explore the restricted areas of the historic Royal Gunpowder Mills as our knowledgeable guides take you on a 2.5 hour tour filled with stories and insights. Gain exclusive access to numerous listed buildings and scheduled monuments within 170 acres of woodland, canals and open space. Discover the secrets of structures such as the Grand Nitrator and Quinan Stove, dating from the Victorian to post war periods. Bring your camera and binoculars - our Site of Special Scientific Interest is home to foxes, deer and birds Join our mailing list to be notified of future tour dates - click on red bar Subscribe to Newsletter at base of this page. Need to know Sorry, this trip is off track and therefore not suitable for wheelchairs. Most of the rest of our site is accessible and you may wish to book a Tractor Trailer Tour instead, which is also available on our open days. The narrow gauge railway also has an accessible carriage. Wear strong footwear and long trousers for your adventure across uneven terrain. Toilets are available at the start and end of the 2.5 hour tour but not en route. Tea, coffee and biscuits will be served on your return and we encourage visitors to bring a packed lunch to enjoy after the walk. Indoor space is available for you to eat, discuss your experience, and get to know new people. Manage Cookie Preferences