2015 | 26 | Nebraska | Homestead National Monument of America |  | A log cabin, two ears of corn, and a water pump, representing shelter, food, and water | February 9, 2015
(March 19, 1936) | 248,600,000 | 214,400,000 | — | 463,000,000 |
| 27 | Louisiana | Kisatchie National Forest |  | A wild turkey in flight over bluestem grass, with long leaf pines in the background | April 13, 2015
(June 3, 1936) | 379,600,000 | 397,200,000 | — | 776,800,000 |
| 28 | North Carolina | Blue Ridge Parkway |  | A short stretch of the Blue Ridge Parkway, with flowering dogwood in the foreground | June 8, 2015
(June 30, 1936) | 505,200,000 | 325,616,000 | — | 830,816,000 |
| 29 | Delaware | Bombay Hook National Wildlife Refuge |  | A great blue heron, with a great egret behind it, in a salt marsh | September 14, 2015
(June 22, 1937) | 206,400,000 | 275,000,000 | — | 481,400,000 |
| 30 | New York | Saratoga National Historical Park |  | A close-up of John Burgoyne surrendering his sword to Horatio Gates | November 16, 2015
(June 1, 1938) | 215,800,000 | 223,000,000 | — | 438,800,000 |