National Geographic : 1985 Jan
Confronting nature with caution,first-time valley visitors often start with an $8.75 tram tour of the main sights, here BridalveilFall to HalfDome (above). Others try raftingon the Merced (upper right), an activity so popularit can turn five miles of riverinto a congested expressway. Many seek out wildlife and cause traffic tie-ups when they find it. This mule deer (right)roams its meadow unconcerned;pets must be leashedand kept off trails. Yosemite-Forever?