The Sulak Canyon (, ) is a steep-sided deepest

canyon A canyon (; archaic British English spelling: ''cañon''), gorge or chasm, is a deep cleft between escarpments or cliffs resulting from weathering and the erosive activity of a river over geologic time scales. Rivers have a natural tendency t ...

in Europe carved by the

Sulak River The Sulak (, , Lepiev A.S., Lepiev İ.A., Türkçe-Çeçençe sözlük, Turkoyŋ-noxçiyŋ doşam, Ankara, 2003) drains most of the mountainous interior of Dagestan northeast into the Caspian Sea. It and most of its branches flow in canyons. It ...

Dagestan Dagestan ( ; ; ), officially the Republic of Dagestan, is a republic of Russia situated in the North Caucasus of Eastern Europe, along the Caspian Sea. It is located north of the Greater Caucasus, and is a part of the North Caucasian Fede ...

, Russia. The Sulak Canyon is long, and attains a depth of over a mile (). It is 63 meters deeper than the

Grand Canyon The Grand Canyon is a steep-sided canyon carved by the Colorado River in Arizona, United States. The Grand Canyon is long, up to wide and attains a depth of over a mile (). The canyon and adjacent rim are contained within Grand Canyon Nati ...

in the US and 620 meters deeper than the Tara River Canyon in Balkans.

Geography

The canyon is the result of

erosion Erosion is the action of surface processes (such as Surface runoff, water flow or wind) that removes soil, Rock (geology), rock, or dissolved material from one location on the Earth's crust#Crust, Earth's crust and then sediment transport, tran ...

which exposes one of the most complete geologic columns on the planet. Within this natural site, sediments of the

Cretaceous The Cretaceous ( ) is a geological period that lasted from about 143.1 to 66 mya (unit), million years ago (Mya). It is the third and final period of the Mesozoic Era (geology), Era, as well as the longest. At around 77.1 million years, it is the ...

Jurassic The Jurassic ( ) is a Geological period, geologic period and System (stratigraphy), stratigraphic system that spanned from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period, approximately 143.1 Mya. ...

and

Tertiary period The Tertiary ( ) is an obsolete Period (geology), geologic period spanning 66 million to 2.6 or 1.8 million years ago. The period began with the extinction of the non-bird, avian dinosaurs in the Cretaceous–Paleogene extinction event, at t ...

s come to the surface, in each of which ancient

fossils A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved ...

are found. The Sulak canyon is located in the central part of Dagestan, in the valley of the Sulak river, some 100 km away from

Makhachkala Makhachkala, previously known as Petrovskoye (1844–1857) and Port-Petrovsk (1857–1921), or by the local Kumyk language, Kumyk name of Anji, is the capital and List of cities and towns in Russia by population, largest city of Dagestan, Russia. ...

Flora and fauna

The Sulak canyon is the largest nesting settlement in the Russian Federation of rare

vulture A vulture is a bird of prey that scavenges on carrion. There are 23 extant species of vulture (including condors). Old World vultures include 16 living species native to Europe, Africa, and Asia; New World vultures are restricted to Nort ...

birds listed in the Red Data Book, such as griffon vultures and black vultures.

Plants

Some endemic, rare and poorly studied plant species, such as, horned sainfoin, have survived on the territory of the canyon.

Sulak Canyon tourism

Sulak Canyon is a natural attraction in Dagestan.

References

{{Dagestan-geo-stub Tourist attractions in Dagestan Nature conservation in Russia Environment of Russia Canyons and gorges of Europe Canyons and gorges of Russia Physiographic sections Geography of Dagestan