Our Charities Carousel Charity Horse Show - 40th Anniversary - March 17-20, 2011 - WestWorld - Scottsdale, Arizona Carousel Charity Horse Show is proud to introduce our 2011 Charities... Phoenix Children's Hospital. Phoenix Children's Hospital has provided hope, healing, and the best healthcare for children and their families since it was born in 1983. Today, Phoenix Children's is one of the 10 largest specialty and sub-specialty inpatient, outpatient, trauma and emergency care to patients throughout Arizona and other Southwestern states. Take a Virtual Tour of Phoenix Children's Hospital. Learn about Giving to Phoenix Children's Hospital. Ronald McDonald House Charities of Phoenix. Ronald McDonald House Charities of Phoenix providea a "home away from home" for children and their families to receive treatment for serious, often life-threatening illnesses and injuries. The two houses operated in Phoenix can accomodate up to 63 families a night. Families stay for days, weeks, sometimes months at a time while their children receive care. Since opening its doors 25 years ago, Ronald McDonald House has served nearly 30,000 families from across the state and around the world. Learn more about Ronald McDonald House Charities of Phoenix.