Planning a multi-day hiking trip like the one to Ambato and the El Altar volcano requires thoughtful packing to balance comfort, safety, and weight. Based on my own experience with similar adventures, here are some additional tips to consider: First, layering your clothing is essential for Ecuador's diverse climates, especially when hiking from lower valleys to high altitudes like El Altar. Include moisture-wicking base layers, insulating mid-layers, and a waterproof outer layer. This allows you to adapt to temperature changes throughout the day. Second, don't underestimate the importance of proper footwear. Bring broken-in hiking boots that offer solid ankle support and waterproofing. Carry lightweight sandals or camp shoes to relax your feet during rest days. Third, organizing your backpack efficiently makes a big difference. Use compression sacks to minimize the volume of your clothes and sleeping bag. Keep frequently used items, like snacks, maps, and rain gear, in accessible pockets. Also, consider nutrition carefully. Bringing homemade trail mix, as mentioned, is excellent for steady energy. Adding some electrolyte tablets or powdered drinks can help manage hydration and prevent altitude sickness symptoms. Lastly, electronics like cameras or drones can enhance your experience and sharing, but make sure you have adequate batteries and protective cases to keep them safe from moisture and impact. Remember to respect the natural environment by following Leave No Trace principles during your hike. Minimizing waste and avoiding disturbing wildlife helps preserve these beautiful sites for future travelers. With this preparation and a well-packed bag, your adventure from Ambato through Sangay National Park to El Altar will be a memorable and safe experience filled with breathtaking views and cultural richness.