I'm so sorry; school just started up, and things have been hectic. I just... forgot. Normally, I'd make up the words I lost, but this time you only get one. My apologies!
hippodrome
noun
1. an arena or structure for equestrian and other spectacles.
2. (in ancient Greece and Rome) an oval track for horse races and chariot races.
http://dictionary.reference.com/browse/hippodrome "We may now only be novice partners," whispered fledgeling horse-rider Suzie to her horse Maverick, "But we shall someday perform together in the best-known hippodromes on the globe!" Maverick responded by biting her.