1. How many more miles of trails are there of shoreline in Crater Lake National Park?
From the information given we can subtract 26 miles from 90 miles to find the answer. Doing so, the answer would be 64.
2. How many miles is it from Klamath Falls to Crater Lake National Park?
Adding both distances we have: 21 miles + 29 miles = 50 miles. The answer is 50 miles.