A skyline is the outline or

shape A shape is a graphics, graphical representation of an object's form or its external boundary, outline, or external Surface (mathematics), surface. It is distinct from other object properties, such as color, Surface texture, texture, or material ...

viewed near the

horizon The horizon is the apparent curve that separates the surface of a celestial body from its sky when viewed from the perspective of an observer on or near the surface of the relevant body. This curve divides all viewing directions based on whethe ...

. It can be created by a

city A city is a human settlement of a substantial size. The term "city" has different meanings around the world and in some places the settlement can be very small. Even where the term is limited to larger settlements, there is no universally agree ...

's overall structure, or by human intervention in a

rural In general, a rural area or a countryside is a geographic area that is located outside towns and cities. Typical rural areas have a low population density and small settlements. Agricultural areas and areas with forestry are typically desc ...

setting, or in nature that is formed where the sky meets buildings or the land. City skylines serve as a pseudo-

fingerprint A fingerprint is an impression left by the friction ridges of a human finger. The recovery of partial fingerprints from a crime scene is an important method of forensic science. Moisture and grease on a finger result in fingerprints on surfa ...

as no two skylines are alike. For this reason, news and sports programs, television shows, and movies often display the skyline of a city to set a location. The term ''The Sky Line of

New York City New York, often called New York City (NYC), is the most populous city in the United States, located at the southern tip of New York State on one of the world's largest natural harbors. The city comprises five boroughs, each coextensive w ...

'' was introduced in 1896, when it was the title of a color

lithograph Lithography () is a planographic method of printing originally based on the miscibility, immiscibility of oil and water. The printing is from a stone (lithographic limestone) or a metal plate with a smooth surface. It was invented in 1796 by ...

by Charles Graham for the color supplement of the ''

New York Journal :''Includes coverage of New York Journal-American and its predecessors New York Journal, The Journal, New York American and New York Evening Journal'' The ''New York Journal-American'' was a daily newspaper published in New York City from 1937 ...

''. Paul D. Spreiregen,

FAIA Fellow of the American Institute of Architects (FAIA) is a postnominal title or membership, designating an individual who has been named a fellow of the American Institute of Architects (AIA). Fellowship is bestowed by the institute on AIA-membe ...

, has called a

ity The pyramid of Ity was probably the tomb of Pharaoh who reigned during the 8th dynasty. It has never been discovered and is known only from a cliff-face inscription at Wadi Hammamat in the Eastern Desert, where there were several quarries in P ...

skyline "a physical representation f a city'sfacts of life ... a potential work of art ... its collective vista."

Features

High-rise buildings

High-rise building A tower block, high-rise, apartment tower, residential tower, apartment block, block of flats, or office tower is a tall building, as opposed to a low-rise building and is defined differently in terms of height depending on the jurisdiction ...

s, including

skyscraper A skyscraper is a tall continuously habitable building having multiple floors. Most modern sources define skyscrapers as being at least or in height, though there is no universally accepted definition, other than being very tall high-rise bui ...

s, are the fundamental feature of urban skylines. Both

contour Contour may refer to: * Contour (linguistics), a phonetic sound * Pitch contour * Contour (camera system), a 3D digital camera system * Contour Airlines * Contour flying, a form of low level flight * Contour, the KDE Plasma 4 interface for tab ...

s and cladding (brick or glass) make an impact on the overall appearance of a skyline.

Towers

Towers from different

era An era is a span of time. Era or ERA may also refer to: * Era (geology), a subdivision of geologic time * Calendar era Education * Academy of European Law (German: '), an international law school * ERA School, in Melbourne, Australia * E ...

s make for contrasting skylines.

San Gimignano San Gimignano (; named after St. Geminianus) is a small walled medieval hill town in the province of Siena, Tuscany, north-central Italy. Known as the Town of Five Towers, San Gimignano is famous for its medieval architecture, unique in the pr ...

, in

Tuscany Tuscany ( ; ) is a Regions of Italy, region in central Italy with an area of about and a population of 3,660,834 inhabitants as of 2025. The capital city is Florence. Tuscany is known for its landscapes, history, artistic legacy, and its in ...

, Italy, has been described as having an "unforgettable skyline" with its competitively built towers.

Remote locations

Mount Everest as seen from Drukair2 PLW edit

Some remote locations have notably striking skylines, created either by nature or by sparse human settlement in an environment not conducive to housing significant populations.

Use in media

Skylines are often used as backgrounds and

establishing shot An establishing shot in filmmaking and television production sets up, or establishes, the context for a scene by showing the relationship between its important figures and objects. It is generally a long or extreme-long shot at the beginning of ...

s in film, television programs, news websites, and in other forms of media.

Subjective ranking

Hong_Kong_skyscrapers_in_a_night_of_typhoon

Several services rank skylines based on their own subjective criteria.

Emporis Emporis was a real estate data mining company with headquarters in Hamburg, Germany. The company collected data and photographs of buildings worldwide, which were published in an online database from 2000 to September 2022. Emporis was acquired ...

is one such service, which uses height and other data to give point values to buildings and add them together for skylines. The three cities it ranks highest are

Hong Kong Hong Kong)., Legally Hong Kong, China in international treaties and organizations. is a special administrative region of China. With 7.5 million residents in a territory, Hong Kong is the fourth most densely populated region in the wor ...

, and

Singapore Singapore, officially the Republic of Singapore, is an island country and city-state in Southeast Asia. The country's territory comprises one main island, 63 satellite islands and islets, and one outlying islet. It is about one degree ...

References

External links

{{Authority control Architectural terminology Cities Panoramic art Skyscrapers Cityscapes