Skip to main content
NAU Logo Home Quick links
Special Collections & Archives
Library Home
Research Help
Services
General Information
Special Collections
 
 

Petrified Forest Nat'l Park, Ariz. Balanced logs & the painted desert of Blue Mesa are part of the weird scenery in this park. Trees, changed into semi-precious stones and eroding to the surface after being buried under clay for about 150 million years. [Photographer's caption]

small (250x250 max)
medium (500x500 max)
Large
Extra Large
large ( > 500x500)
Full Resolution
  •  
Loading content ...
you wish to report:


...
Select the collections to add or remove from your search
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
 
OK