The horse, called Strider, belongs to charity fundraiser William Reddaway.
William is close to completing a 2,500 mile ride around the country.
He's calling at 30 cathedrals over a seven-month duration.
They're due to visit Exeter at 2pm - the Great West Doors of the cathedral will be opened to admit them.
Two men missing after entering sea
Huge emergency response in Budleigh Salterton
Students take over Radio Exe
Christmas Day special from Xpression FM
Work to start on major Tavistock Road improvements
£45 million scheme moves to phase 2
Last night of the Christmas Proms - REVIEW
Bournemouth Symphony Orchestra at the Great Hall
Christmas snow possible on Dartmoor
That's despite no white-Christmas predicted
Car thug sought
This man may be able to help enquiries
