The Northern Loop of Vietnam is a sensory explosion – think vibrant cultures, breathtaking landscapes, and enough delicious food to keep you fueled for days. I'm talking winding mountain passes, cascading rice terraces that look like they've been painted onto the hillsides, and encounters with ethnic minorities who will welcome you with open arms (and maybe a shot of rice wine!). Northern Vietnam itinerary tips are essential for making the most of this journey. Hanoi:…