Are the landmarks at Rocky Mountains or monuments there?

The Rocky Mountains are home to several notable landmarks and natural monuments, including national parks like Rocky Mountain National Park in Colorado and Yellowstone National Park, which spans parts of Wyoming, Montana, and Idaho. These areas feature stunning geological formations, pristine lakes, and diverse wildlife. Additionally, there are iconic sites like Pikes Peak and Mount Elbert, the highest peak in the contiguous United States. While there are man-made monuments in the region, the true highlights are the breathtaking natural landscapes.