Marble Arch Cave” redirects here. Gour pool, or 300 320 arch book pdf, calcite formations. Marble Arch Caves show cave.

Black-and-white line drawing of an underground river, with a man standing in a boat, holding a flare which lights the arched ceiling. Martel, depicting the first exploration of Marble Arch Caves in 1895. Owenbrean, Aghinrawn and Sruh Croppa rivers which he correctly surmised to be feeders of the system. Grand Gallery, and on foot at Pool Chamber.

Today, this route to Pool Chamber forms part of the walking section of the show cave. A boat moored beside a concrete path on an underground lake, with darkness surrounding. Today, visitors disembark at the same place that Jameson and Martel first made landfall. A cave entrance in the north-eastern corner—Lower Cradle—was explored, reaching an underground river and passages with the same proportions as those in the Marble Arch Cave.

Hand-drawn map of a cave, showing meandering underground river passage as well as surface topography including large shakeholes. The Junction, subsequently reaching the extent of Martel and Jameson’s explorations. Bolstered by the experience, and the good possibility of further discoveries, the Yorkshire Ramblers returned in Easter 1908. After a few hours of exploring, they realised that they had found a new route into Pool Chamber, bypassing the deep water of the original entrance. While surveying Lower Cradle Hole Cave, one caver sent a floating candle downstream along the river, until it floated under a low ceiling out of sight at the end of the known passage.

Grand Gallery, and it was postulated that a connection between the two might be forged. In wet conditions, the cavers re-entered Pool Chamber via the entrance found in 1908, and after some investigation discovered a high-level crawling passage exiting the chamber. The passage ended high in the wall of New Chamber, a cavern of considerable size, where the upstream continuation of the river was found. Exploration was halted here as the water was too deep to pass.