Tag Archives: visualization

The National Debt Graphs

Channel Tunnel Origins Proposals and attempts Key dates 1802 Albert Mathieu put forward a cross-Channel tunnel proposal. 1875 The Channel Tunnel Company Ltd began preliminary trials 1882 The Abbot’s Cliff heading had reached 897 yards (820 m) and that at Shakespeare Cliff was 2,040 yards (1,870 m) in length January 1975 A UKrance government backed scheme that started in [...]