On her blog, Michelle Kaufmann recently shared pictures of an MKD custom designed home in California.
The pictures show
the stunning mixture of the Cor-ten weathering steel [roof] ... and cedar plank siding
From MKD's site:
In addition to our current design offerings, we offer Custom Design services. We design unique solutions for unique sites. Our experience with off-site modular technology, sustainable materials, and smart design techniques allows us to craft beautiful, sustainable homes to suit individual tastes and varying landscapes.