Deep Navigation Colliery now home to many local rugby and football teams. 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
Endless Ocean 2: Adventures of the Deep lost at Deep Hole years ago. Furious that her grandfather won't let her retrieve it, Océane steals a jet ski and sneaks away to Deep Hole while the player and Jean-Eric are asleep. After subduing an angry tiger shark, the player finds Oceane at Deep Hole, and recovers the missing pendant. The two pendants fit together, and form a verse on the side: "The road to the truth is the Song of Dragons." Nancy Young, an associate of Jean-Eric, identifies the verse as part of a poem describing the mythical Valka Castle, which supposedly sank beneath the sea. Jean-Eric and