Zernosecke jezero also known as Pistanske jezero is an artificial lake, was created from the Elbe river in the 1950s and 1960s, which flooded the gravel pile.

It is located between the villages of Velke Zernoseky, Pistany and Zalhostice. This large sandy lake is popular and at times can be very busy, but offer just over 90 hectares, fans of nudism can find there place here. There are several islands on the lake, where you can swim or take a boat.