A few suggestions.

The Devil's Postpile and the hike to Minarets:
http://www.nps.gov/depo/index.htm

Mt. Agassiz:
http://www-personal.umich.edu/~jensenl/visuals/album/2006/agassiz/

Mt. Dana and the trails around Yosemite:
http://www.summitpost.org/mount-dana/150284