Take a look at these 10 reminders of demolition sights which we found in the Sunderland Echo archives.
Did you work at one of the factories pictured, lived in one of the flats facing the end of an era, or visit one of the other landmarks pictured?
Take a look and then get in touch to tell us more.
1. The end for the Pyrex factory
Demolition work at Pyrex factory at Pallion in 2009. Did you work there? Photo: TY
2. Bidding farewell to Blacketts
Once one of Sunderland's major departmental stores, Blackett's in High Street West was demolished in June 1978. Photo: Sunderland Echo
3. Dewhirsts at Pennywell
The end of the road for this Dewhirst building at Pennywell. Remember it? Photo: KB
4. Inside the Grand Hotel
A last look at the Grand Hotel dining room before its demolition in February 1974. Photo: Sunderland Echo