Jumping out of a hot air balloon from a record height may just be setting yourself up for a life of boring conversation. Every time someone meets you, you are going to have the same conversation over and over again:
"What was it like to do that?"
"Life is kind of boring now so I just combine words together and make my fun that way."
Neil Armstrong didn't do interviews because he hated re-hashing what he did 40 years earlier. He may have baked the most delightful cake that day but no one would be interested because they would just want to talk about what he did way back then.
I think it is unwise to do one big thing which is super-mega awesome. Instead just keep doing lots of little things which are a super-mega awesome.