The site was first designated "Coronado International Memorial" in 1941 in the hope that a comparable adjoining area would be established in Mexico. Despite interest by the government of Mexico, the Mexican memorial was never created; therefore, Coronado National Memorial was established by Harry S. Truman in 1952.
Did You Know?
Coronado Cave, located in Coronado National Memorial, has numerous scalloped and tilted limestone bedding planes. Geologists examining these scallops estimate that at one time as much as 50,000 gallons of water per minute flowed through the cave from east to west.