Grand Canyon. Arizona. USA
Palabras clave
grand canyon,
national park,
colorado river,
arizona,
us,
pine,
tree,
needle,
bush,
succulent,
wild,
stone,
rock,
deep,
wilderness,
cave,
huge,
fissure,
colourful,
landscape,
drainage,
erosion,
formation,
hill,
mount,
preserve,
ecosystem,
extreme,
tour tourism,
travel,
hiking,
running,
helicopter,
tour,
canyon,
ravine,
rift,
coomb,
comb,
high-coloured
