So How In the Heck Did This Park Come to Be

Be sure to visit the Yosemite Museum to get a greater understanding (and appreciation) of how these mountains were formed. It's boring stuff only if presented in a dull way, but that's not the case here. The park has done a fanatastic job with displays to help you understand how nature creates such a place.

If you want to learn more online go to some of these sites:
http://www.nps.gov/archive/yose/education/glance/geology/sierra_nev.htm

http://www.blurtit.com/q811260.html