Bridle
horse-back riding
He's not riding a horse at all. Per your description, he's riding a pail. It probably makes it convenient for when he has to take a dump.
a palamino quarterhorse
A dapple gray.
a riding horse is a horse you can ride. There is also a breed called Riding Pony.
A monkey riding a horse
riding a horse ;)
It is: L'equitation. Horse riding rocks!
Lacrosse, football, soccer, basket ball, swimming, horse riding,
yes they do like horse riding.
you can get a horse-riding helmet at your local saddlery
It means that riding on a horse is not allowed