The nature Park "Daugavas Loki" is situated in Daugavpils and Kraslava edges of Latvia on both sides of the river Daugava. Park with an area of 120 sq km was created on 25 February 1990. The aim of its Foundation was to preserve a unique natural object. When creating a Park stopped the construction of the Daugavpils HPP. In the village slutiški is a pillar which could rise if the water in the reservoir Daugavpils HPP.

Elevation changes in the Park "Daugavas Loki" reach 50 meters, and sometimes more. For example, there is such a place of Bargelski, which is located at a height of 160 metres above sea level, and the Daugava, which is from the village at a distance less than 1 km, occurs at the height of 90 meters above sea level.

On the territory of "Daugavas Loki" a large number of streams, the largest of them is one of the tributaries of the river Daugava - Mancala. In the Park registered a little less than 700 species of plants. Forests cover a third of the Park.

In the Park "Daugavas Loki" are two of the largest breakage of Latvia. The largest is the Size of the cliff, which reaches a height of 42 meters and a width of about 400 meters. Size of the cliff is situated on the left Bank of the Daugava river, 3 km from the village slutiški. With washing overlooks the beautiful Latvia.

The occurrence of washing occurred after the last ice age. Basically it consists of gravel. Before, during heavy floods, when the water was close up to the edge of the cliff, it often occurred landslides. The latter was registered in the early 20-ies. In recent times, there were no significant floods and landslides. What led to the overgrowth of the cliff. The average Size of the bias of the cliff is 38 ° C.

In the Park there are a lot of cultural and historical values. In total there are 23 valuable archaeological object: jezupova Park, Sekelsky, Sportski parishes, castle Rosleskhoz estates, settlement of Markovo and Macrocycle. In addition, the Park is a model of Dinaburg castle. In the village of Vasarhelyi, there is an observation tower, whose height is 18 meters.

Macrocycle (Staroryazanskoe) the ancient site is located on the right Bank of the Daugava river, about 2.5 km from the railway station Izvolte". It was first described in 1941 by hussar by Arvid Gparam. The first excavations were carried out only in 1986, was directed by Tatiana Berg. The settlement, the size of 60x30 meters, has the shape of an elongated triangle. To create a settlement has been used a natural offshoot of the shore, was also created 3 artificial shaft. The excavation was able to detect only 2-10-inch layer of ash, no evidence of human life, could not be found. It is assumed that the settlement dated to the late iron age (X—XIII century).