Week 1: ~6 mile round-trip hike at Castle Rock.
Week 2: Series of short hikes over three days at Utah.
Week 3: ~8 mile round-trip hike at Rancho San Antonio park.
Week 4: ~11 mile round-trip hike at Purisima Creek Reserve.
Week 5: White-water rafting at Kings Canyon.
All this training sort of helped me do this:
Week 6: ~17 mile round-trip hike to the top of Half Dome at the Yosemite National Park.
YES - I climbed up Half Dome yesterday. I made it all the way to the top and back. And I am still alive and kicking. YES :-D!