A bridge over the Piva River crossing the canyon just over the border into Montenegro from Bosnia Herzogovina.
Manmade and natural tunnels collide in the Piva River canyon in Montenegro.
Panorama of the landscape near Etno Village Vojnik, Montenegro.
Etno Village Vojnik, Montenegro.
Folds of rock in the mountainside near Etno Village Vojnik, Montenegro.
The full moon rises above a mountain hut in Biogradska Gora in the Dinaric Alps of Montenegro.
A trekker and her dog outside a mountain hut in Biogradska Gora in the Dinaric Alps of Montenegro.
A dog swims in an alpine lake in Biogradska Gora, Montenegro, during a trek along the katun road in the Dinaric Alps.
Trekkers in Biogradska Gora in the Dinaric Alps of Montenegro approaching a small katun, or alpine herding village.
Fall colors in the Dinaric Alps of Biogradska Gora, Montenegro, along the katun road trekking route.
Trekkers relax on the porch of Rakovic Katun in Biogradska Gora in the Dinaric Alps of Montenegro.
Stefan, a national park ranger in Biogradska Gora and owner/host of Rakovic Katun in the Dinaric Alps of Montenegro.
Trekkers head along the trail from Rakovic Katun to Crna Glava in Biogradska Gora, Dinaric Alps, Montenegro.
A dog treks along the katun road through Biogradska Gora in the Dinaric Alps of Montenegro heading toward the peak of Crna Glava.
A family of trekkers and their dog pause along the trail from Rakovic Katun to Crna Glava in Biogradska Gora in the Dinaric Alps of Montenegro.
A girl and her dog stop to admire the panoramic view of the Dinaric Alps from near the summit of Crna Glava in Biogradska Gora, Montenegro.
A girl treks through the Dinaric Alps near the summit of Crna Glava in Biogradska Gora, Montenegro.
The view toward Senica Katun from Crna Glava in Biogradska Gora, Dinaric Alps, Montenegro.