Hundreds of visitors and residents were evacuated from the North Rim of Grand Canyon National Park this week as two wildfires advanced toward the park.

Fast-spreading wildfires have forced the evacuation of part of the Grand Canyon, with the U.S. National Park Service saying at least 500 people had been guided out of the danger zone.

On a hot day, after a long hike or after wearing uncomfortable shoes, you may feel tempted to slip off your footwear to drive. Should you?