A geothermal energy system utilizes geothermal heat under the floor of a body of water. The system includes at least one well having a top and a bottom. At least one well is drilled to a sufficient depth to access geothermal heat from one or more areas under the floor. The system further includes at least one energy converter operatively coupled to the well. The at least one energy converter is configured to convert the geothermal heat to another form of energy.