The danger that could really do you in are those nasty rodents of unusual size.
The flame spouts are somewhat easy to avoid, as long as you listen for an interesting popping sound you can jump out of the way in time. Or you could simply use it as a prop for your Westley costume. Rodent of Unusual Size Plush from Princess Bride . Oh yeah! Sure, your hike might be a little more interesting than you were planning on but it sure beats the crowded state park parking.