The Bellagio Hotel has a conservatory, where they have the most amazing seasonal display made from flowers and plants. You just have to stop by when they have the exhibit, and its free.
The rotation schedule is:
Holiday Glamour: December 2 – January 1
Chinese New Year: January 8 – March 3
Spring Celebration: March 10 – June 2
Summer: June 9 – September 8
Harvest: September 15 – November 24
When Stephen and I visit, we try to stop by and check out their exhibit. The theme for this holiday featured the Coca Cola bears, elves, a fairy, nutcrackers, and, of course a beautiful tree.