10. Mount Shasta
Mount Shasta is one of the highest mountain peaks in America. It is actually a glacier and remains covered with snow throughout the year. The climate remains chilly even during summer months. The best time to hike Mount Shasta is between the months of July and August. During this period, the climate remains suitable for hiking. However, even then you will need to pack warm clothing. Many hikers describe hiking to Mount Shasta as a spiritual experience for its serenity and oneness with nature. Some others describe it as inspiring. The best thing is that the mountain has several trails which are suitable for new and intermediate hikers. The most popular trail is the Gray Butte Trail.