is the company responsible for the creation of Secret Stadium Sauce, a popular condiment mostly associated with Milwaukee. Gambling and entertainment Delaware North Companies Gaming & Entertainment is a gambling and racing operations company that focuses on racing venues that offer video gambling machines, poker rooms, table games, restaurants, retail shops and hotels. The company operates more than 10,000 video gambling machines in such places as New York, Arizona, Florida, Illinois and West Virginia. Venues include: Arizona Greyhound Racing Daytona Beach Kennel Club & Poker Room Finger Lakes Gaming and Race Track Hamburg Gaming Jake's 58 Casino Hotel Mardi Gras Casino and Resort Miami Valley Gaming (50%) Mindil Beach Casino & Resort in Darwin, Northern Territory, Australia Southland Greyhound Park Wheeling Island Hotel-Casino-Racetrack DNC International Delaware North Companies International provides food service and hospitality to international sporting and entertainment venues including Wembley Stadium, Emirates Stadium, Ricoh Arena, Pride Park Stadium and the Australian Open tennis tournament. Parks and resorts Delaware North Companies Parks & Resorts was founded in 1992 following the company's winning bid for primary concessions at Yosemite National Park. The company now operates at other venues including Grand Canyon (one of two concessionaires), Niagara Falls State Park, Kennedy Space Center Visitor Complex, Shenandoah National Park, and Gideon Putnam Resort (among others). Patina Restaurant Group In February 2014, Delaware North announced it would acquire a majority stake Patina Restaurant Group (PRG), one of the nation's leading multi-concept operator in the premium segments of the restaurant and catering industry. PRG has operations at landmark locations in high-profile cultural and entertainment venues in New York City, California, and Orlando, Fla. Among them are: Rockefeller Center, Lincoln Center, Walt Disney World, Disneyland, Walt Disney Concert Hall, the Empire State Building, Grand Central Terminal/MetLife Building and Madison Square Garden. Patina is also the official caterer for the Creative Arts Ball and the Emmy Awards Governors Ball. Travel hospitality services Delaware North Companies Travel Hospitality Services operates food, beverage and retail at airports and toll plazas throughout the United States. The company operates at venues such as Los Angeles International Airport, Minneapolis-St Paul International Airport, Nashville International Airport, Buffalo Niagara International Airport, and the Detroit Metro Airport. The company recently opened the first-ever Sports Illustrated retail store at Detroit Metro Airport's new North Terminal. In September 2008, Delaware North also recently unveiled uWink technology which helps make it easier for international travelers at Ft.