FLAGSTAFF, Ariz. (AP) — With snowfall dwindling at the Grand Canyon's North Rim, tourism promoters see an opportunity to stretch out the visiting season at the less popular side of the canyon so more people experience it and spend money in the region.

The canyon's North Rim is fully open less than half of the year and isn't as easy to get to as the South Rim, which attracts 90 percent of the canyon's annual 6.25 million visitors. The North Rim has equally stunning views but is more serene, with cooler temperatures and far fewer tour buses.

The North Rim lodge and its infrastructure weren't mea...