If you asked 12 people what their favorite places were on the island, you’d get 12 different responses,” said Liz Valencia, manager of interpretation and cultural resources for the park.

While Zion National Park is managing summer crowds, 10 spots will see a small fraction of the millions of visitors crowding the most popular parks.

Mackinac Island, Michigan Imagine stepping back in time, where horse-drawn carriages replace cars and historical charm fills ...