Trump delivered a 28-minute speech at Mount Rushmore followed by a 23-minute fireworks display featuring quotes from past presidents in the Black Hills.
https://www.foxnews.com/us/trumps-mount-rushmore-address-features-28-minutes-iconic-words-23-minutes-dazzling-light-fireworks
https://www.foxnews.com/us/trumps-mount-rushmore-address-features-28-minutes-iconic-words-23-minutes-dazzling-light-fireworks