Deep Navigation Colliery Deep Navigation Colliery Deep Navigation Colliery was a coal mine in South Wales, that operated from 1872 until 1991. Located next to the co-developed village of Treharris in the borough of Merthyr Tydfil, on development it was the deepest coalmine in South Wales Coalfield by some . Producing the highest quality steam coal, it powered both the Cunard passenger steamers RMS "Mauretania" and RMS "Lusitania" in their successful attempts at the Blue Riband prize for the most rapid Atlantic Ocean passage. The mine is also thought to have been one of several locally that provided coal to the RMS Titanic;
Deep Sleep Shadow Figures he encountered and declares that he wants to visit them again. Adam Smith of Rock, Paper, Shotgun wrote that although the game has a minimalist story, it "relies on mood rather than jump scares to unsettle". Cassandra Khaw of Indiegames.com called it "creepy without being overdone". Steve Brown of Adventure Gamers called it "a truly disturbing experience". "Deeper Sleep" was released in 2013, and "Deepest Sleep" was released in 2014. "PC Gamer" included "Deepest Sleep" in its "best free games of the week" for August 2, 2014. Deep Sleep Deep Sleep is a 2012 point-and-click adventure game by