Deep craters, lined with an incredible variety of orchids: the Gipslöcher nature reserve in Oberlech not only amazes every time, but also provides an incredible amount of peace and quietness. With over 1,000 sinkholes, the Gipslöcher nature reserve is considered a geological speciality throughout Europe. Not only do numerous flowers and plants find a home here, marmots also feel very much at home in the impressive gypsum landscape.