On August 4, 2020, at a bill signing for the Great American Outdoors Act, Trump struggled to pronounce the word Yosemite.
Four million people visit Yosemite National Park annually.
The New York Times – Trump Stumbles Over the Word ‘Yosemite’ During Bill Signing
USA Today – Donald Trump mispronounces ‘Yosemite’ at White House event
Wikipedia – Yosemite National Park