Tulsa, OK – Families are invited to ice skate beneath the skyline again this year at Arvest Winterfest, the area's largest outdoor holiday celebration in Downtown Tulsa. Major enhancements are slated for the festival including a new location, a larger frozen ice surface, an even taller tree, and the addition of a warming and hospitality tent. Over 100,000 visitors are expected to attend this year's festival, open daily (weather permitting, excluding Christmas) from November 27, 2009 through January 4, 2010.