2021 Tuskegee Airmen National Historic Site	2020 National Park of American Samoa	2020 Weir Farm National Historic Site
2020 Salt River Bay National Historical Park and Ecological Preserve	2020 Marsh-Billings-Rockefeller National Historical Park	2020 Tallgrass Prairie National Preserve Site
2019 Lowell National Historical Park	2019 American Memorial Park	2019 War in the Pacific National Historical Park
2019 San Antonio Missions National Historical Park	2019 Frank Church River of No Return Wilderness	2018 Pictured Rocks National Lakeshore
2018 Apostle Islands National Lakeshore	2018 Voyageurs National Park	2018 Cumberland Island National Seashore
2018 Block Island National Wildlife Refuge	2017 George Rogers Clark National Historical Park	2017 Ellis Island
2017 Ozark National Scenic Riverways	2017 Frederick Douglass National Historic Site	2017 Effigy Mounds National Monument
2017 American Eagle Palladium One Ounce Bullion Coin	2016 Shawnee National Forest	2016 Cumberland Gap National Historical Park
2016 Harpers Ferry National Historical Park	2016 Theodore Roosevelt National Park	2016 Fort Moultrie at Fort Sumter National Monument
2015 Homestead National Monument of America	2015 Kisatchie National Forest	2015 Blue Ridge Parkway
2015 Bombay Hook National Wildlife Refuge	2015 Saratoga National Historical Park	2014 Great Smoky Mountains National Park
2014 Shenandoah National Park	2014 Arches National Park	2014 Great Sand Dunes National Park