Silkosia preserve is situated in Strandzha Mountain, between the villages of Bulgari and Kosti. Its territory includes part of the bank of Veleka River Silkosia is the oldest preserve in the country, named as such in 1931.

The altitude of the region is 250 m above the sea level.

Many plant and animal species inhabit the area. Some of them are rare, while others are untypical for the Bulgarian climatic conditions. Swamps form the lower level of the preserve.

An interesting phenomenon can be observed in Silkosia. Beech trees typically grow in colder areas at higher altitudes, while oaks occupy lower levels. In Silkosia, beech trees grow in the lower parts, while oak trees grow in the upper and colder territories.

Regions with higher humidity feature a number of unusual plant species. The only wild medlar trees in Europe can be seen there.

Silkosia is also rich in animal species. Several types of frogs, turtles, snakes and other reptiles live there.

The number of bird species nesting in the preserve is also big. The mammals living there include wild cats, wolves, boars and martens.

The municipality of Rudozem is located in southern Bulgaria near the Greek  border. It is situated in the most southeastern part of the Western Rodopi Mountains along the valleys of Arda, Chepinska and Elhovska River.

The municipality of Rudozem has common borders with the municipalities of Smolyan, Madan, Zlatograd, and with the Republic of Greece to the south.
The average altitude is 700-800 m and the areas are mainly hilly and low mountainous. The climate is typical for mountains with average altitude.

On the territory of the municipality it is located an interesting rocky shape called “Kichika” which is 4 km away into the direction of the village of Chepinci; the ancient tree “Stariat Dub”(Old Oak) is 5 km away from the village of Vitina; the “Dupkata” Cave (the Hole) is to be found near the village of “Dobreva cheresha” (Dobreva`s cherry tree).

Village of Pomoshtitsa is located in a mountaneous area in Razgrad District on an altitude of 250m above sea level.
The area is famous with its beautiful nature and well preserved folklore traditions. There you can feel teh athmosphere of a real bulgarian village.

The Popovo Municipality is located in the northeastern part of the Republic of Bulgaria, in the Danubian Plain (Distrrict Targovishte). The municipal center Popovo is a station on the railway line Varna-Sofia and at the crossing points of roads to Veliko Tarnovo, Byala, Ruse, Razgrad, Targovishte-Shoumen, Omurtag and Antonovo. The terrain is mostly rolling plain, plateau-like, with an altitude from 130 to 485 m. The climate is moderate continental. The following were found in Popovo municipality: over 40 settlement mounds and prehistoric terraced settlements; more than 70 tumuli; over 50 ancient and medieval fortresses and remains of villages. The fertile land, the well-preserved environment, the diverse fauna and historical landmarks are evenly spread across the entire territory of the municipality. The first-rate hunting tourism facilities in the villages of Elenovo, Golyamo Gradishte and the Marinka Laka locality near thetown Popovo are a major attraction for hunters from all over Europe. The development of tourism is favored by the woodlands around the villages of Goritsa, Dolets, Ivancha, Kovachevec, Palamartsa, Aprilovo. The beautiful nature along the valley of Golyamata Reka and its clean water provide excellent conditions for weekend and fishing tourism.