THE OUTER-ALPS. 
63 
situated at the extremity of the Eocene synclinal, 
ensconced between the two banks ofUrgonian which 
Fig. 89.— Section through Mount Pilatus. 
form the principal summits of the mountain — the 
Esel and Oberhaupt. 
Behind the hotels, a zigzag path crosses the ridge 
of Urgonian by the Kriesiloch, and traversing the 
folded Neocomian strata descends to the Klimsen 
