The phrase "challenging hike" means a difficult and demanding walk in nature, which may include steep inclines, rough terrain, or long distances that require physical strength and endurance. Full definition
One of the more challenging hikes on the island this trail will give you spectacular views of the ocean while enjoying beautiful mountain surroundings. (journeyera.com)
It is one of the more spectacular parks in the area and attracts those looking for challenging hikes in a wilderness setting. (discovervancouverisland.com)
It was the most challenging hike we'd ever completed and because of that, it is one that will stay with us for a long time. (natemeetsworld.com)