
At the U.S. Olympic Committee's "Raise Our Flag" campaign launch, which took place earlier this year, Hilton created a "dream wall," where people could scrawl messages and show their support for the U.S. Olympic and Paralympic teams.
Photo: JM Photo for BizBash

The activation also included a photo booth, which allowed visitors to pose with virtual images of Turner Sports' announcers.
Photo: Brian Nevins

At Nike's Primetime Knockout event a couple years ago, guests were encouraged to customize their own T-shirts.
Photo: Courtesy of Relevent