A company lets you enter in cities you've been to and generates a physical mesh to order as a necklace, earrings, or cufflinks. Source: http://meshu.io/

Loci by Andrew Spitz lets you easily create physical 3d arc diagrams based on your past flights, and may be soon be available through an iphone app. Source: Andrew Spitz (2013) Loci - 3D Printed Sculptures of Your Flights.

An application created by SOFTlab and The Creators Project lets you turn your facebook social network into a beautiful crystal-like data sculpture. Sources: Kree8tiv via iohannan's pinterest. See the page on shapeways.