People will be able to find out more about the history of the Tardebigge Locks as part of Heritage Open Days. sPeople will be able to find out more about the history of the Tardebigge Locks as part of Heritage Open Days. sVISITORS can find out more about the history of the famous Tardebigge Lock as part of Heritage Open Days, Ash Clarke. The Worcester, Birmingham and Droitwich Canals Society is holding historical, architectural and artistic walks along the lock flight tomorrow (Saturday) and Sunday, September 21. Local guides from the Canals Society and Rivers Trust will explain the development and establishment of the Inland Waterways Association.