1. A 92 square foot backyard office in Texas

 

2. This backyard studio in Seattle

 

3. This backyard art studio in Spain

 

4. This home office in an Australian backyard

 

5. This backyard guest house provides extra space for visitors

6. A polyhedron backyard getaway for some relaxing

 

7. A backyard cottage designed for a writer in Norway

Source: http://www.contemporist.com/7-examples-of-backyard-buildings-that-make-a-great-place-to-escape-to/