1880 – Construction of Cologne Cathedral, the most famous landmark in Cologne, Germany, is completed.
1925 – The original Hetch Hetchy Moccasin Powerhouse is completed and goes on line.
1880 – Construction of Cologne Cathedral, the most famous landmark in Cologne, Germany, is completed.
1925 – The original Hetch Hetchy Moccasin Powerhouse is completed and goes on line.