Cascades Volcano Observatory The most famous volcanos in the Cascade Mountains of Washington and Oregon are Mount Saint Helens and Mount Ranier which towers above Seattle.
(Cascades Volcano Observatory; are; Mount Saint Helens and Mount Ranier) (Mount Ranier; towers; L:above Seattle)
Cascades Volcano Observatory Mount Ranier
are towers
Mount Saint Helens and Mount Ranier
L:above Seattle