This looks like serious fun! Build a wood fired earth oven with readily available materials, and make pizzas, breads, cookies!
How-to Build an Outdoor Pizza Oven Infographic– Pizza ovens are iconic and useful. Here is a fun how-to project that teaches you how to build an outdoor pizza oven.
The Backyard Bread & Pizza Oven, a step by step guide to building your own outdoor wood-fired pizza oven, by Brian Thomas and Teri Page