 Applicants must be at least 21, have a bachelor's degree at the time of hire, or an associate degree with two years of law enforcement or wildlife experience, have a valid driver's license and a current North Dakota peace officer's license or the ability to get one. Bill Dubinsky, News Radio 1310 KNOX and knoxradio.com. JT popped in, asked the question, what's the highest, how high can these hot air balloons go?