Biking Yellowstone

Yellowstone Park ideas for a honeymoon in October?
starting to think about ideas for honeymoon in mid-October. Does anyone have any suggestions for places to visit in and around Yellowstone Park at this time of year? what parts I suggest you go to the other and why? We are very athletic and – hike, bike, etc, but do not know the area at all …..
test the route takes alby
Texas 4000 Rockies 2005 – Vid 3 Cycling in Yellowstone