2013 $10 Bicentenary of The Crossing of The Blue Mountains Silver Proof CoinBefore Gregory Blaxland, William Lawson and William Charles Wentworth became the first European settlers to cross the impenetrable barrier of the Blue Mountains in 1813, only indigenous Australians had seen the vast plains and west flowing rivers of central New South Wales. By traversing the mountain range, these pioneers not only secured the agricultural future of the colony they opened up a stunningly picturesque region that would attract travellers