This tour takes you within 6 miles ofdenalis north summit 19 470 ft and south summit 20 320 ft you will enter an ancient world of rugged high mountain peaks towering snow capped mountains and glacier filled valleys and explore the south and east faces of denali the regular flightseeing tour is 1 hour or choose the glacier landing option for a 15 hour tour including a landing atop a glacier this is truly a once in a lifetime experience you will not forget