The Museum of Power is located in the former Southend Waterworks Langford Pumping Station in Langford, Essex, England. It is located on the B1019, on the main road from Maldon to Hatfield Peverel. The museum also has a miniature railway, which offers passenger rides around the museum. The museum also hosts major events such as the "Old Tyme Rally" which sees a large array of vintage cars & lorries.