Here's the info from my site (use links below):
Horseback Trail Rides
Guided Trail Rides Run Six Times Daily
8:30, 10:00, 11:30 AM, 1:00, 2:30
& 4:00 PM
Saddle up at the Tri-Circle D Livery
at Fort Wilderness Resort
Riders must be at least 9 years old
and can weigh no more than 250 pounds
Rides last approximately 45 minutes
Cost is $23 per Person
You can make a PS for this 30 days in advance. Use the number given in the previous message.
I've dont this and it's a very relaxing time. I would recommend going as early as possible in the day. You'll see more wildlife that way.