I've been doing this for years and while I don't bind them, I have a wonderful collection of postcard journals from all over the world. The postage stamps themselves are worth the effort. I try to find unique our locally made postcards.
Yosemite National Park can be hot and busy in the summer. This Yosemite itinerary will help you avoid the crowds and make the most of your stay. It includes quiet hikes and beautiful attractions like this waterfall Vernal Falls on the Mist Trail.