Bulbjerg is a limestone

Limestone

Limestone is a sedimentary rock composed largely of the minerals calcite and aragonite, which are different crystal forms of calcium carbonate . Many limestones are composed from skeletal fragments of marine organisms such as coral or foraminifera....

 cliff in northern Jutland

Jutland

Jutland , historically also called Cimbria, is the name of the peninsula that juts out in Northern Europe toward the rest of Scandinavia, forming the mainland part of Denmark. It has the North Sea to its west, Kattegat and Skagerrak to its north, the Baltic Sea to its east, and the Danish–German...

, Denmark

Denmark

Denmark is a Scandinavian country in Northern Europe. The countries of Denmark and Greenland, as well as the Faroe Islands, constitute the Kingdom of Denmark . It is the southernmost of the Nordic countries, southwest of Sweden and south of Norway, and bordered to the south by Germany. Denmark...

, facing Skagerrak

Skagerrak

The Skagerrak is a strait running between Norway and the southwest coast of Sweden and the Jutland peninsula of Denmark, connecting the North Sea and the Kattegat sea area, which leads to the Baltic Sea.-Name:...

. It is the only rock formation in Jutland, the only bird cliff

Bird cliff

Bird cliffs are steep cliffs with numerous small shelves which serve as nesting locations for bird colonies. Bird cliffs are found on islands in the North Atlantic and Arctic, such as the Faroe Islands, the Svalbard archipelago and on islands off Northern Norway...

 on the Danish mainland, and as such the only breeding place of the black-legged kittiwake

Black-legged Kittiwake

The Black-legged Kittiwake is a seabird species in the gull family Laridae.This species was first described by Linnaeus in his Systema naturae in 1758 as Larus tridactylus....

 on the Danish mainland. Bulbjerg lies in the traditional district of Hanherred

Hanherred

Hanherred or Hanherrederne is a traditional district in northern Jutland, Denmark. It lies between Thy in the west and Vendsyssel in the east. To the north it faces the North Sea and to the south the Limfjord. There are only two towns with more than 1,000 inhabitants, Fjerritslev and...

, close to Thy

Thy (district)

Thy is a traditional district in northwestern Jutland, Denmark. It is situated north of the Limfjord, facing the North Sea and Skagerrak, and has a population of around 50,000. The main towns of Thy are Thisted, Hanstholm and Hurup....

.

For centuries, chalk

Chalk

Chalk is a soft, white, porous sedimentary rock, a form of limestone composed of the mineral calcite. Calcite is calcium carbonate or CaCO3. It forms under reasonably deep marine conditions from the gradual accumulation of minute calcite plates shed from micro-organisms called coccolithophores....

 blocks were sawed out of the cliff and used as a building material in the surrounding area or burnt to quicklime. Former visitors have carved their names in the limestone, including a 19th century king whose name can still be seen. During World War II

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

, the German occupation force used Bulbjerg as a lookout point and built a small concrete fortification which still exists.

Skarreklit

Skarreklit was a rock column in the sea about 100 metres off Bulbjerg. It fell down in a storm in 1978, but its base can be seen at low tide and calm sea. The base of the column was flint

Flint

Flint is a hard, sedimentary cryptocrystalline form of the mineral quartz, categorized as a variety of chert. It occurs chiefly as nodules and masses in sedimentary rocks, such as chalks and limestones. Inside the nodule, flint is usually dark grey, black, green, white, or brown in colour, and...

, allowing the column to withstand the forces of the waves, long after the sea had eroded the softer limestone around it. According to a legend, the fall of the column would mean the end of the world. Skarreklit is presumably named after the cormorant

Cormorant

The bird family Phalacrocoracidae is represented by some 40 species of cormorants and shags. Several different classifications of the family have been proposed recently, and the number of genera is disputed.- Names :...

 (Danish: skarv, Jutlandic

Jutlandic

Jutlandic or Jutish is a term for the western dialects of Danish, spoken on the peninsula of Jutland....

dialect: skar); klit means 'dune', in Jutlandic also 'cliff'.