YZ8 8 Days Tour of Los Angeles, Las Vegas, Lower Antelope Canyon, Horseshoe Bend, Yellowstone National Park, Grand Teton National Park, Salt Lake City, and West Rim YZ8 拉斯維加斯+下羚羊彩穴+馬蹄灣+黃石國家公園+大提頓國家公園+鹽湖城+西峽谷 8日深度遊