Whilst it is not possible to have legal ceremonies at Osmaston Park you could always get the legal part out of the way in a registry office and then come and have a ceremony outside or inside in front of all your guests.
If this is of interest Please contact one of the following:
Cariad Personal Ceremonies Sue Dowell Celebrancy
Tel: 07961668996 OR Tel: 07956227943
Email: email@example.com Email: firstname.lastname@example.org