View of lava lake in Overlook vent of Halema‘uma‘u and Jaggar Museu...

The summit lava lake erupts in the Overlook vent, which is about 250 meters (820 ft) across. In this photograph, the lava lake surface is about 6 m (52 ft) below the floor of Halema‘uma‘u Crater. The Overlook vent is about 1.6 km (1 mi) from the viewing area of Jaggar Museum (lower right).