
1) Country house in East Sussex
Found on
https://www.crosswordclues.com/clue/glyndebourne

Glyndebourne (n) is an English country house, the site of an opera house that, since 1934, has been the venue for the annual Glyndebourne Festival Opera. Initially, operas were presented within the house but there is now a free-standing opera house on its grounds. The house itself, located near Lewes in East Sussex, England, is thought to be about...
Found on
http://en.wikipedia.org/wiki/Glyndebourne
No exact match found.