Grand Canyon National Park, Arizona - Hikers board a natural gas powered shuttle bus at the South Kaibab trainhead.

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Grand Canyon National Park, Arizona - Hikers board a natural gas powered shuttle bus at the South Kaibab trainhead. Because of overcrowding, some points on the canyon's rim are accessible only by shuttle bus.

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Size: 5292px × 3528px
Location: Grand Canyon National Park, Arizona USA
Photo credit: © Jim West / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: alternative, america, arizona, autobus, bus, canyon, environment, fuel, gas, geology, grand, horizontal, mass, national, natural, park, shuttle, southwest, states, tourism, transport, transportation, travel, united, usa