| 1 | Los Nevados National Natural Park | 🇨🇴 Colombia | | |
| Grass Wren | |
| 2 | Riding Mountain National Park | 🇨🇦 Canada | | |
| Grass Wren | |
| Marsh Wren | |
| 3 | Serra da Canastra National Park | 🇧🇷 Brazil | | |
| Grass Wren | |
| 4 | Death Valley National Park | 🇺🇸 United States | | |
| Marsh Wren | |
| 5 | Chingaza National Natural Park | 🇨🇴 Colombia | | |
| Grass Wren | |
| Apolinar's Wren | |
| 6 | Channel Islands National Park | 🇺🇸 United States | | |
| Marsh Wren | |
| 7 | El Vizcaíno Biosphere Reserve | 🇲🇽 Mexico | | |
| Marsh Wren | |
| 8 | Emas National Park | 🇧🇷 Brazil | | |
| Grass Wren | |
| 9 | Bahía de Loreto National Park | 🇲🇽 Mexico | | |
| Marsh Wren | |
| 10 | Point Pelee National Park | 🇨🇦 Canada | | |
| Marsh Wren | |
| Grass Wren | |
| 11 | Redwood National Park | 🇺🇸 United States | | |
| Marsh Wren | |
| 12 | Big Bend National Park | 🇺🇸 United States | | |
| Marsh Wren | |
| 13 | Voyageurs National Park | 🇺🇸 United States | | |
| Marsh Wren | |
| Grass Wren | |
| 14 | Merritt Island National Wildlife Refuge | 🇺🇸 United States | | |
| Marsh Wren | |
| Grass Wren | |
| 15 | Torres del Paine National Park | 🇨🇱 Chile | | |
| Grass Wren | |
| 16 | Padre Island National Seashore | 🇺🇸 United States | | |
| Grass Wren | |
| Marsh Wren | |
| 17 | Elk Island National Park | 🇨🇦 Canada | | |
| Marsh Wren | |
| 18 | Tierra del Fuego National Park | 🇦🇷 Argentina | | |
| Grass Wren | |
| 19 | Nahuel Huapi National Park | 🇦🇷 Argentina | | |
| Grass Wren | |
| 20 | Big Cypress National Preserve | 🇺🇸 United States | | |
| Grass Wren | |
| Marsh Wren | |
| 21 | Grand Teton National Park | 🇺🇸 United States | | |
| Marsh Wren | |
| 22 | Congaree National Park | 🇺🇸 United States | | |
| Grass Wren | |
| 23 | Everglades National Park | 🇺🇸 United States | | |
| Grass Wren | |
| Marsh Wren | |
| 24 | La Tigra National Park | 🇭🇳 Honduras | | |
| Grass Wren | |
| 25 | Yellowstone National Park | 🇺🇸 United States | | |
| Marsh Wren | |
| 26 | Olympic National Park | 🇺🇸 United States | | |
| Marsh Wren | |
| 27 | Saguaro National Park | 🇺🇸 United States | | |
| Marsh Wren | |
| 28 | Braulio Carrillo National Park | 🇨🇷 Costa Rica | | |
| Grass Wren | |
| 29 | Iberá National Park | 🇦🇷 Argentina | | |
| Grass Wren | |
| 30 | Grand Canyon National Park | 🇺🇸 United States | | |
| Marsh Wren | |
| 31 | Banff National Park | 🇨🇦 Canada | | |
| Marsh Wren | |
| 32 | Pacific Rim National Park Reserve | 🇨🇦 Canada | | |
| Marsh Wren | |
| 33 | Farallones de Cali National Natural Park | 🇨🇴 Colombia | | |
| Grass Wren | |
| 34 | Cumbres de Monterrey National Park | 🇲🇽 Mexico | | |
| Marsh Wren | |
| 35 | Zion National Park | 🇺🇸 United States | | |
| Marsh Wren | |
| 36 | Acadia National Park | 🇺🇸 United States | | |
| Marsh Wren | |
| 37 | Rocky Mountain National Park | 🇺🇸 United States | | |
| Marsh Wren | |
| 38 | Great Smoky Mountains National Park | 🇺🇸 United States | | |
| Marsh Wren | |