Located in Selva di Grigno, it comprises fields, cultivations, streams, corners of floodplain and riparial forests. In the thick vegetation numerous species of birds and mammalian have the opportunity of taking refuge, feeding and reproducing. The particular water system is one of the most important reasons that make Fontanazzo Biotope interesting from a naturalistic perspective: the area comprises relevant springs that flow directly to Bigonda and Calgeron Grottos. In the biotope it is possible to follow an interesting naturalistic path.
Dressing with not too colorful clothes and make silence and to not disturb the animals.
The usual outfit for excursions to the mountain is advised (hiking clothing and boots, raincoat in the case of rain).