Castletown Steam Navigation Company Castletown Steam Navigation Company The Castletown Steam Navigation Company - also referred to as the Castletown Steam Packet Company - was a privately owned maritime transportation company incorporated in the Isle of Man. Its registered office was in Castletown, Isle of Man. By 1858 the company had run into significant financial difficulties which ultimately led to the sale of its vessel, the "Ellan Vannin," and the winding up of the company. Commencing operations in August 1854 the company was formed to provide maritime transportation of cargo and passengers from the Isle of Man primarily to Whitehaven, Cumberland and the Port
Geography of the Isle of Man the Ordovician period. There is a belt of younger Silurian rocks along the west coast between Niarbyl and Peel, and a small area of Devonian sandstones around Peel. A band of Carboniferous period rocks underlies part of the northern plain, but is nowhere seen at the surface; however similar age rocks do outcrop in the south between Castletown, Silverdale and Port St Mary. Permo-Triassic age rocks are known to lie beneath the Point of Ayre but, as with the rest of the northern plain, these rocks are concealed by substantial thicknesses of superficial deposits. The island has significant deposits of