ชมบรรยากาศ#หลกก้าดำนาที่หาดูได้ยาก
Every year, nearly five million people flock to Arizona to enjoy the Grand Canyon's panoramic views, hike its trails and hop on a mule to experience its vastness. It's among the earth's greatest on-going geological spectacles. Its immensity alone is stunning.
from: http://ezinearticles.com/?Grand-Canyon:-Ultimate-View-of-a-Lifetime&id=7359482
