Marble Wonders: Exploring General Carrera Lake’s Hidden Treasures2024-12-13నేచర్ బ్యూటీ వివరాలుడౌన్లోడ్ Docxఇంకా చదవండిOne of the lake’s most iconic features is the Marble Caves. The marble that forms the caves originated as limestone deposits about 300 to 400 million years ago.