Firefighters in Arizona were trying to contain a pair of fast-moving wildfires that destroyed a historic lodge in Grand Canyon National Park, closed a section of the park for the rest of the season and prompted calls for an investigation into federal authorities' wildfire response.

The Grand Canyon National Park’s North Rim, often described as the park’s quieter, wilder side, is now closed indefinitely following a fast-moving wildfire that has engulfed more than 8,500 acres and destroyed dozens of structures, including one of the park’s most beloved landmarks, the historic Grand Canyon Lodge.

The nearly century-old Grand Canyon Lodge in far northern Arizona was a refuge for ambitious hikers and adventurous tourists eager to bask in the magnificent views of one of the most remote and renowned landscapes in the world.

Arizona's governor has demanded an investigation into why a wildfire that destroyed a historic lodge and dozens of other structures on the North Rim of the Grand Canyon was allowed to burn for a week before federal firefighters tried to put it out.

The Grand Canyon Lodge on the North Rim was destroyed by the Dragon Bravo wildfire, which began with a lightning strike on July 4 and spread rapidly due to high winds. Arizona officials, including Democratic Sens.