I got the shadow box ticket holder/keeper idea on Pinterest. It was boring at first so I added fabric at the back to match my room colours. Then I got a Silhouette Cameo for Christmas. Ideas came and decided to use vinyl and cut out one of my favourite song lyrics (Springsteen by Eric Church).
Ticket Stub Shadow Box. I've seen many versions of this; here is my take on it. 8"-square shadow box from Michaels (actually a "wish bank" that has a nice size slot already cut in the top for additional tickets.) I used some map-print scrapbook paper and the phrase "Been There, Done That...".