Below is a map showing the countries I've visited. In addition, I have visited the following federal & state protected natural areas:

• Arches (3x)
• Ansel Adams Wilderness (2x)
• Big Bend
• Black Canyon of the Gunnison
• Bridger Wilderness
• Bryce Canyon (2x)
• Canyonlands (2x)
• Capitol Reef (2x)
• Channel Islands (2x)
• Chugach State Park (2x)
• Dead Horse Point State Park
• Death Valley (5x)
• Denali (2x)
• Dixie National Forest (2x)
• Glen Canyon National Recreation Area
• Grand Canyon (2x)
• Grand Staircase/Escalante National Monument (2x)
• Grand Tetons
• Haleakala (2x)
• Hawaii Volcanoes
• Inyo National Forest (7x)
• John Muir Wilderness (3x)
• Joshua Tree (5x)
• Kenai Fjords (2x)
• Kenai National Wildlife Refuge
• Kings Canyon (9x)
• Kōkeʻe State Park (2x)
• Malibu Creek State Park (4x)
• Mojave National Monument (3x)
• Na Pali Coast State Park (2x)
• Olympic (2x)
• Red Rock Canyon National Preserve
• Sangre De Cristo Wilderness
• Sneffels Wilderness
• Uncompahgre National Forest
• Wrangell-St. Elias
• Yellowstone
• Yosemite (10x)
• Zion (4x)