Loading view. There were no results found. There were no results found. Thomas Carnival — Dell Diamond Events Venues Thomas Carnival — Dell Diamond 3400 East Palm Valley Blvd, Northwest Parking Lot Round Rock, TX 78665 United States Get Directions Events at this venue Today Upcoming Upcoming Select date. Condense Events Series Previous Events Today Next Events Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file