Very pretty sight, but cold (5ºF today!).

They look like rocks, but they are petrified wood.  Everywhere!

Mark checking out the rings in the petrified wood pieces.

More petrified wood.

Mark in front of Lumaki Pueblo Ruins in Wupatki National Monument 
(approximately 50 miles north of Flagstaff).

Lumaki Pueblo dwelling in the snowy desert.

Winny checking out the Lumaki Pueblo dwelling.