As of today, out of season, returns ~September. Earth Exhibit tracks the live conditions and flags it the moment it is on.
A set of marble caverns, tunnels, pillars and small islands on the shores of Lago General Carrera (Chelenko) in Patagonia.
Formed when glacially fed, mineral-rich lake water eroded a vein of metamorphosed limestone (marble) over thousands of years, producing highly polished, color-shifting interiors that are accessible only by watercraft.
Where to see it
A taste of where to see it. The full map, exact coordinates and the best timing for each spot live in the app.
| Viewing spots |
|---|
| Muelle Puerto Río Tranquilo (Town Dock) |
| Bahía Mansa launch (Bahía Mansa, 5 km south of Puerto Río Tranquilo) |
| + 1 more spot, with exact coordinates and timing, in the app → |
This is the short version
This page shows a taste. The app has the full list of where to see this, the exact timing, and live conditions for 1,000+ natural phenomena worldwide, so you know the moment one is genuinely worth the trip.