Lake Cerknica, Cerknica, The Lož Valley, Postojna and Ilirska Bistrica
Lake Cerknica The largest Slovene karst polje is Cerkniško polje or Lake Cerknica. It is the largest European intermittent lake with a surface of 24 square kilometers. During rainy periods in the autumn and spring, when numerous springs from the edge of the polje and underground streams collecting water under the surrounding plateaus, rash into…