Now a prized possession of the Yosemite Museum, the guest register of the Cosmopolitan Bathhouse & Saloon is a treasure trove of information about early Yosemite tourism.

How did you spend your summer? David and Kay Scott traveled nearly 11,000 miles, visited 29 units of the National Park System, and toured 62 lodges. Here's a recap of what they found.

There's certainly lots to see in Yosemite National Park, what with the soaring granite walls, wispy waterfalls, and the spectacular high country. And there's lots to hear, too, when you consider all the interpretation programs and park tours. Deaf visitors don't need to miss those programs, as the park's Deaf Services Program is ready to offer sign language interpretation.

Rick Deutsch wrote the book on climbing Half Dome in Yosemite National Park, so he comes well-prepared to write an app for making the day-long journey.