It all depends on the compatibility of the particular book that you are after. But, generally speaking, audiobooks can be downloaded on Kindle devices. What you need to remember about them, though, is they will be reading to you.
Many of you will prefer to read the hiking books yourself. So, with your same Kindle device, see if the particular book you are interested in can be downloaded onto it. This can be particularly useful if you want to download several hiking books.