we spent the first full day of our visit to yosemite within a space about a mile on a side: tuolumne meadows.
the meadow has an artesian spring, which provides carbonated water:

it's apparently potable straight out of the ground, though filters are strongly recommended.
tuolumne meadows are in a valley, so the view is great in all directions:

( more pictures )
the meadow has an artesian spring, which provides carbonated water:

it's apparently potable straight out of the ground, though filters are strongly recommended.
tuolumne meadows are in a valley, so the view is great in all directions:

( more pictures )