Hi Bruce, there's been a little bit of geothermal exploration around volcanoes (Spurr primarily), but the cost and complexity of operating and exploring out in the Aleutians is a pretty significant barrier to companies right now. Thanks, -Seth -------- Bruce French wrote: Upon examining the Observatory's GIS map of active volcanoes, the 57 volcanoes in the Aleutian Islands was noted as an impressive concentration of power. The geothermal energy opportunity of this national treasure is obvious - far greater