A promontory is a raised mass of land that projects into a lowland or a body of water (in which case it is a

peninsula A peninsula (; ) is a landform that extends from a mainland and is surrounded by water on most, but not all of its borders. A peninsula is also sometimes defined as a piece of land bordered by water on three of its sides. Peninsulas exist on a ...

). Most promontories either are formed from a hard ridge of rock that has resisted the erosive forces that have removed the softer rock to the sides of it, or are the high ground that remains between two

river valleys A valley is an elongated low area often running between Hill, hills or Mountain, mountains, which will typically contain a river or stream running from one end to the other. Most valleys are formed by erosion of the land surface by rivers ...

where they form a

confluence In geography, a confluence (also: ''conflux'') occurs where two or more flowing bodies of water join to form a single channel. A confluence can occur in several configurations: at the point where a tributary joins a larger river (main stem); o ...

. A

headland A headland, also known as a head, is a coastal landform, a point of land usually high and often with a sheer drop, that extends into a body of water. It is a type of promontory. A headland of considerable size often is called a cape.Whittow, J ...

, or head, is a type of promontory.

Promontories in history

Located at the edge of a landmass, promontories offer a natural defense against enemies, as they are often surrounded by water and difficult to access. Many ancient and modern forts and

castle A castle is a type of fortified structure built during the Middle Ages predominantly by the nobility or royalty and by military orders. Scholars debate the scope of the word ''castle'', but usually consider it to be the private fortified r ...

s have been built on promontories for this reason. Namur JPG07

One of the most famous examples of promontory forts is the

Citadel of Namur The Citadel or Castle of Namur is a fortress in the Walloon capital city of Namur, at the confluence of the Sambre and Meuse rivers. It is originally from the Roman era, but has been rebuilt several times. Its current form was designed by Menno ...

in Belgium. Located at the

of the

Meuse The Meuse ( , , , ; wa, Moûze ) or Maas ( , ; li, Maos or ) is a major European river, rising in France and flowing through Belgium and the Netherlands before draining into the North Sea from the Rhine–Meuse–Scheldt delta. It has a ...

and

Sambre The Sambre (; nl, Samber, ) is a river in northern France and in Wallonia, Belgium. It is a left-bank tributary of the Meuse, which it joins in the Wallonian capital Namur. The source of the Sambre is near Le Nouvion-en-Thiérache, in the Ais ...

rivers, the citadel has been a prime fortified location since the

10th century The 10th century was the period from 901 ( CMI) through 1000 ( M) in accordance with the Julian calendar, and the last century of the 1st millennium. In China the Song dynasty was established. The Muslim World experienced a cultural zenith, ...

. The surrounding rivers act as a natural moat, making it difficult for enemies to access the fort. Another example of a promontory fort is Fort Pitt, which was built by the English during the

American Revolution The American Revolution was an ideological and political revolution that occurred in British America between 1765 and 1791. The Americans in the Thirteen Colonies formed independent states that defeated the British in the American Revoluti ...

on the site of the former

Fort Duquesne Fort Duquesne (, ; originally called ''Fort Du Quesne'') was a fort established by the French in 1754, at the confluence of the Allegheny and Monongahela rivers. It was later taken over by the British, and later the Americans, and developed a ...

, which belonged to the French during the French and Indian War. The fort was located at the confluence of the Allegheny and Monongahela rivers, providing an additional layer of defense. The surrounding area eventually became the city of

Pittsburgh, Pennsylvania Pittsburgh ( ) is a city in the Commonwealth (U.S. state), Commonwealth of Pennsylvania, United States, and the county seat of Allegheny County, Pennsylvania, Allegheny County. It is the most populous city in both Allegheny County and Wester ...

. In

Ireland Ireland ( ; ga, Éire ; Ulster-Scots: ) is an island in the North Atlantic Ocean, in north-western Europe. It is separated from Great Britain to its east by the North Channel, the Irish Sea, and St George's Channel. Ireland is the s ...

, many

promontory fort A promontory fort is a defensive structure located above a steep cliff, often only connected to the mainland by a small neck of land, thus using the topography to reduce the ramparts needed. Although their dating is problematic, most seem to da ...

s were built by the ancient Celts for defense against invaders. These forts were often located on isolated peninsulas or headlands and were difficult to access, making them ideal for defending against enemy attacks. The ancient town of Ras Bar Balla in southern

Somalia Somalia, , Osmanya script: 𐒈𐒝𐒑𐒛𐒐𐒘𐒕𐒖; ar, الصومال, aṣ-Ṣūmāl officially the Federal Republic of SomaliaThe ''Federal Republic of Somalia'' is the country's name per Article 1 of thProvisional Constitut ...

is another example of a promontory fort. Located on a small promontory, the town was part of the

Ajuran Sultanate The Ajuran Sultanate ( so, Saldanadda Ajuuraan, ar, سلطنة الأجورانية), also natively referred-to as Ajuuraan, and often simply Ajuran, was a Somali Empire in the Middle Ages in the Horn of Africa that dominated the trade in th ...

's domain during the

Middle Ages In the history of Europe, the Middle Ages or medieval period lasted approximately from the late 5th to the late 15th centuries, similar to the post-classical period of global history. It began with the fall of the Western Roman Empire ...

and was strategically located to defend against potential invaders.

References

External links

* Landforms Promontories {{Geo-term-stub

Promontories in history

See also

References

External links