I love reading Susan Duncombe's blog and the extraordinary spaces she writes about that could give your special occasion a really wonderful twist. Her company is called Secret Spaces:
https://www.secret-spaces.co.uk and is your answer to unusual, off- beat, hidden gems, that make the perfect back-drop for your wedding, celebration, or party in the Cotswolds. Not only is she the creative mind behind Secret Spaces, but she can also organise your trip too!
This is through her