Niżni Żabi Staw Białczański is one of the most mysterious and wild lakes in the High Tatras — a remote alpine tarn steeped in legend, sitting at 1,674.6 m above sea level in the upper reaches of the Białka Frog Valley. With its dark, deep waters and the towering peak of Veľký Žabí štít looming overhead, this place has a raw, untamed beauty that is hard to forget.

The lake covers an area of 4.65 ha and reaches a depth of 20.2 m, making it one of the more impressive tarns in this part of the Tatras. It is fed by an intermittent stream flowing down from the higher-lying Upper Frog Lake (Wyżni Żabi Staw Białczański), and the Žabí stream flows out from its northernmost end. The surrounding landscape shifts dramatically through the seasons — snow-draped slopes in spring, lush green pastures in summer contrasting with the deep blue water, and golden hues in autumn. The atmosphere here is truly alpine and completely unspoiled.

• The lake is officially closed to tourists — it lies within a strictly protected zone of the Tatra National Park on the Slovak side of the border, and no marked hiking trail leads directly to it.

• Access to the lake is not permitted for tourists — there is no marked trail leading to the shore.
• The lake can be admired only from a distance, from trails within the broader Frog Valley area.

The name of the lake traces back to old gold prospectors who believed the valley was inhabited by magical frogs guarding hidden treasures — a charming legend that still gives this wild corner of the Tatras an almost fairytale quality.