What is something relatively commonplace, that you have yet to experience?

Basically, lets play the I have never game. You know how it works right? Very simple really, just state in a concise fashion an occurance, event, happening or whatever that, as of yet, eludes you. Maybe something that you have no intention or desire of ever doing. Or simply something you haven’t got round to yet. Something which is considered fairly mainstream. I shall begin…..I have never flown in a plane.