A romantic fellow had seen Michal Miszta's model of Carl Fredricksen's house from Up, and commissioned him to create one that could work as an engagement ring box:
You can read how he made the houses here.
Michal is remarkably talented. He's also posted various tiny figurines that he's sculpted:
As well as a few Munnys:
*Previously: Up-themed wedding.
*Buy Up toys at eBay.