sentences:  Both Liberty Cap and Mount Broderick are roches moutonnées, features that protruded above or resisting being overridden by successive Merced River glaciers because they are made of massive unjointed granite sufficiently resistant to glacial erosive power, leaving them prominent in the post-glacial landscape.Both features are glacially polished on their glacier-facing side and ragged on their leeward side.Half Dome is a granite dome in Yosemite National Park located at the northwestern end of Little Yosemite Valley at 
  — possibly Yosemite's most familiar rock formation.