Hotel with indoor pool near indiana state fairgrounds a half mile off i 465 courtyard indianapolis castleton is conveniently located a half mile off highway i 465 northeast of the city center shopping and dining at castleton square mall the largest mall in the state is a 12 minute walk away and downtown indianapolis is a 20 minute drive klipsch music center a 20 minute drive away the klipsch music center is a 24 000 seat amphitheater that hosts a variety of exciting concerts throughout t