We can put Toby's workout equipment in something like this in the backyard!
A Napa Valley cottage designed by Lindsay Chambers
Cottage garden shed
This is where I dream. This is where I create. This is where I imagine. http://www.woodtex.com/storage-sheds.asp
A luxurious 24' tiny house created by Portland-based Tiny Heirloom, the team from HGTV's Tiny Luxury. The kitchen features a large farm sink, concrete countertops, an apartment size refrigerator, and a 24" four-burner electric range.
Upcycled sheds are all the rage with she sheds and pub sheds ranking far above the rest. Here are my picks for other ways to use your tiny backyard extension.