POI Vallot Observatory and Shelter

This add-on recreates the Vallot Observatory and Shelter, situated at 4350 meters in the French Alps near Mont Blanc. It features detailed 3D models of the observatory, emergency shelter, and outside toilets, with interior elements and transparent windows. Compatibility is recommended with the Accurate France DEM Mt Blanc addon for optimal terrain accuracy. Historical context about the observatory and shelter is also provided, reflecting their real-world design and usage.