Area description. The polje of 'Canale di Pirro', located in central Apulia, Southern Italy, is one of the most remarkable karst landforms in the region (Figure 2).

How is a polje formed in geography?

Polje, (Serbo-Croatian: “field”), elongated basin having a flat floor and steep walls; it is formed by the coalescence of several sinkholes.

What is polje in geography?

In geology

A polje, in geological terminology, is a large, flat-floored depression within karst limestone, whose long axis develops in parallel with major structural trends and can become several miles (tens of kilometers) long.