Geothermal Lake Grimsvotn Sunken Subglacial Caldera Mineral Chalet STR 2026

Underwrite luxury private architectural basalt chalets featuring private subterranean geothermal subglacial volcanic melt plunge pools overlooking the Vatnajökull ice cap, $1,520/night ADR, and annual net cash flows.

Underwriting Assumptions

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Turnkey Grimsvotn Caldera Chalet Capex ($)

Geothermal Mineral Loop Maintenance & Staff ($/yr)

Projected Economics

Gross Annual STR Revenue

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Unlevered Cash-on-Cost Cap Rate