Healy volcano approached from the south. First the flight path proceeds to the east of a summit then over small calderas into the larger, northern caldera. Healy is in the foreground and Brothers volcano is visible in the background at times throughout the fly-through. Depths range from 975 to 2600 meters (3200 - 8525 feet). Bathymetry data courtesy of New Zealand National Institute of Water and Atmospheric Research (NIWA) and is vertically exaggerated 2 times. Fly-through movie courtesy of the NOAA Vents Program.