Photographer Bart Smith has walked and photographed the length of the Pacific Northwest. Craig Romano is an award-winning author of more than 20 guidebooks and has hiked more than 25,000 miles in Washington State. William L. Sullivan is the author of 22 books about Oregon hiking, history, and mystery. Three-time governor and a U.S. senator, Daniel Evans authored the Washington State Wilderness Act protecting 1.5 million acres of wild lands. Trail Keepers of Oregon (TKO) and Washington Trails Association (WTA) protects and enhances the hiking experience through trail maintenance, advocacy, stewardship, outreach, and education in Oregon and Washington, respectively.