I don't care so much about the human landmarks, although I think the antique architecture is much nicer than anything contemporary. I prefer visiting natural landmarks or checking out wildlife. I have more respect towards some native cultures too since they lived with the land that God made & have more respect for it than... Eh ey I started rambling.
Arizona has deserts, forests, snow, a great canyon, mesas, mountains, petrified forests, & then you got the nice weather, wildlife, & a spring that changes the face of the deserts.