Teddy Roosevelt laid the cornerstorne of Roosevelt Arch, at the north entrance of this national park
[DOC] [TLE] Next Yellowstone History: Laying the Roosevelt Arch Cornerstone [PAR] Apr 25, 2016 ... A towering construction of basalt, the Arch marks the North Entrance to ... 
namesake, President Theodore Roosevelt, who was visiting the Park when he 
was asked to help dedicate it.