Log Bridge in Muir Woods Nat'l Monument, Calif.

Front:
Zan 854 Log Bridge in Muir Woods Nat'l Monument, Calif This Bridge is 54 ft. long - 4% ft. in diameter, weighs 20 tons, is 900 yrs. old at one end and 600 yrs. old at the other end

Back:
FOTO ZAN (MARIN CO)= 3- 1