The Mile High City gets its first In-N-Out Burger on Friday, April 28, when the California-based fast-food chain opens its newest location in the metro area. Get fries with that shake at 4597 N. Central Park Blvd. in the Central Park neighborhood (formerly Stapleton), just off Interstate 70. The restaurant joins previous In-N-Out locations in Aurora, Lakewood, Lone Tree and Thornton.