Make national parks free for all

For just one day this summer - and if you're planning a vacation, it's Thursday, August 4 - entrance fees are waived at the 110 national parks that normally charge admission. These include top tourist favorites such as the Grand Canyon, Yellowstone and Zion National Park, each of which collects $35 per vehicle or $20 per pedestrian.

With so many Americans eager for post-pandemic travel, but with g...