Log or Cabin?

I've seen some pretty cool structures made with logs. But Piet Hein Eek's Tree Trunk Garden House is the simplest and most modern example of cordwood masonry I've seen. I think this would be perfect in my backyard...
via Treehugger.com 
Books on building with cordwood

"Piet Hein Eek Hides Garden House In Pile Of Logs:
via Mocoloco

Mocoloco shows us a musician's studio in Hilversum, designed by Piet Hein Eek, known to TreeHuggers for his scrap wood furniture. ... Read the full story on TreeHugger"