Golden Spike 150th Poster Kansas Since then

Since then

the dam is 660 feet thick narrowing to 45 feet at the top

has continued to chug up Cheat Mountain for nearly 115 years

As a symbol of Yellowstone’s official entrance

and effigies

Golden Spike 150th Poster Kansas Since thenProduct Details 14" x 22" poster Interpretive Copy Two sides of a continent were joined when east met west at Promontory Summit on May 10, 1869. Now, 150 years later, the memory of this historic event is once again celebrated in the desolate desert of Utah where immigration, business, and recreation drove thousands across the landscape. No longer divided by great distance, America honors the sacrifice of those who brought this unity to our country.