The cache is not at the posted coordinates, but within 2 miles.
At GZ, you will be high up on a hill, with some spectacular views towards the City of Exeter, on a clear day. The cache is beside a road, and parking is available at GZ, to be used as a cache and dash.
The cache is a micro, containing a log sheet only. Please bring your own writing implement.
To find the final coordinates you will need to solve the following:
Exeter Cathedral - The bishops throne in the choir was made from Devon Oak. How tall is the throne in feet? AB
Royal Albert Memorial Museum - on the main staircase there stands a sculpture of Prince Albert. On the base it is engraved E B Stevens ARA J86H.
Exeter's Oldest Cinema - Standing at the top of Sidwell Street, first opened its doors D0th August 1C3E.
Rougemont Castle - Also known as Exeter Castle was built in or shortly after. F06G.
Final coordinates are: N 50 44.(B-A)(C)(E-D) W 003 34.(F+G)(H)(J)
You can check your answers for this puzzle on GeoChecker.com.