Mount Rushmore a humid continental climate ("Dwb" in the Köppen climate classification). It is inside a USDA Plant Hardiness Zone of 5a, meaning certain plant life in the area can withstand a low temperature of no less than . The two wettest months of the year are May and June. Orographic lift causes brief but strong afternoon thunderstorms during the summer. Tourism is South Dakota's second-largest industry, and Mount Rushmore is the state's top tourist attraction. In 2012, 2,185,447 people visited the park. In the 1950s and 1960s, Sioux Benjamin Black Elk (son of medicine man Black Elk) was the "Fifth Face
Mount Rushmore in popular culture the final battle with the Forever King. Another group shown as having a secret base inside the mountain is the "All Purpose Enforcement Squad" of "Young Justice", in the DC Universe series. The comic book superhero Mister Majestic, a character in the Wildstorm Productions universe, also had a secret base of operations inside Mount Rushmore, analogous to Superman's "Fortress of Solitude". In "", a 1981 animated movie jointly produced by Hanna-Barbera and Tsuburaya Productions, the heroic Ultra Force is headquartered within Mount Rushmore. Mount Rushmore was a primary location of interest in the plot of the 2007 film "" starring