Welcome to England’s largest festival of history and culture! Every September thousands of volunteers across England organise events to celebrate our fantastic history and culture. It's your chance to see hidden places and try out new experiences – all of which are FREE to explore. Heritage Open Day: A digital exploration of the history of Murgatroyd's Salt & Chemical works. Presentation and film exploring the history of Murgatroyd's Salt & Chemical Works in Middlewich, Cheshi... See more >