Wordle.net is a fantastic way to display your surnames in a really creative way. I did two just now--one for mom and dad both.
These can be the inspiration for so many things--especially crafts. Put them on a t-shirt for a family reunion. Put them on a tote bag for your genealogy, or a binder cover for a research notebook. Put it in a frame and hang it on the wall.
I just had the great idea to get a large decorative mirror and either use stickers or those wall adhesives to stick it to the surface. Hang it over the mantle to really show off all your hard work.
Like this one from Ikea:
Who said that genealogy can't be fun and creative?