Sand lakes were founded after the mining of gravel sand that was terminated here in the 1990s. The area of the sand lake is 55 hectares. Lakes are separeted by a narrow sand dike.
The natural pool with an area of 2.59 hectares near the village of Hrobice was declared a natural monument in 1982. The area consists of a blind stream branch of the Labe River with natural flora and fauna.
According to archaeological research, the Kunětická hora Castle was built on a secluded hill of volcanic origin in the second half of the 14th century. The castle is now one of the most sought-after tourist destinations in the Pardubice Region.
This area was declared a nature reserve in 1998. There is a grounded pond, forest and meadows, reeds and ornithological locality. Furthermore, 16 species of freshwater molluscs were found here.
Pohránovský pond is located near the village of Pohránov near Pardubice. It is surrounded by waterlogged meadows with reeds that have become a natural monument called U Pohránovského rybníka.
The Opatovice Canal is an important medieval waterworks that was built at the beginning of the 16th century to supply the extensive pond network. The current length of the canal is almost 33 kilometers.
