Rabaul Caldera, Papua New Guinea: Michigan Technological University Volcanoes Page. Volcanic eruption reports. Satellite photographs. Maps. Historical information.
The July 17, 1998 Papua New Guinea Tsunami: Compilation of sites and reports on a Tsunami in Papua New Guinea on the 17 July 1998.
Tsunami Media Report: Contemporary news accounts of three huge tidal waves which devastated villages in Papua New Guinea's remote northwest in 1998.