When we started planning the Glacier National Park portion of our road trip, I kept reading about this little place called Polebridge Mercantile that sold delicious huckleberry bear claws that were made right on-site, along with bread, rolls, and other pastries. I read social media posts, articles, and reviews. Mentions of Polebridge Mercantile popped up everywhere, and people were raving. What made this place so great? I was curious enough to investigate. Getting to Polebridge Mercantile During the previous day, we made the trek along Going-to-the-Sun road from the east side of the park. To read about that adventure, click here. After our gorgeous drive, we checked in at the KOA in West Glacier for the night.  The next morning, we were ready to explore the west side of Glacier National Park. But first, we set out to sample some huckleberry bear claws. The map says the drive was about…