REI launches app-based trail guide to U.S. national parks

SEATTLE - If you're planning to head out to Mount Rainier or any National Parks, you may want to take you phone or your tablet.

REI, the Kent-based outdoors retailer, is releasing the REI Co-op Guide to the National Parks, a digital trail guide to the parks, the Seattle Times reported.

The smartphone app (for IPhone or Android) will contain trail maps, descriptions of many national parks, as well as information shred by users, the paper reported.

REI said that the app was launched to celebrate the centennial of National Park Service.

The app can be downloaded at the App Store for IPhones and Google Play for Android phones.