The first hominids roam in small groups through savannas and forests, without a fixed dwelling place.
Early humans learn to make and maintain fire, providing protection, warmth and the ability to cook.
Nomadic groups use caves and simple lean-tos of hides and branches as temporary dwellings.
The transition to agriculture makes permanent settlement possible, with the construction of the first houses of clay and straw.
Settlements grow into more complex communities with temples, walls and structured streets, as in Mesopotamia.
Powerful rulers have monumental palaces and temple complexes built as the centre of city and society.
In the Roman Empire, a sharp distinction emerges between luxurious villas in the countryside and densely populated apartment complexes (insulae) in the city.
Feudal lords build fortified castles, while citizens gather in walled cities with narrow streets and wooden or stone houses.
From the 15th century onward, refined townhouses and palaces for the affluent citizenry and nobility arise in Italian and later European cities.
In cities and villages in Northern and Western Europe, wooden half-timbered houses arise as a typical form of housing for craftsmen and the middle class.
From the 17th century onward, wealthy merchants and colonists build stately mansions and country estates, often financed by global trade networks.
The industrial revolution drives massive urbanization, with worker housing, apartment complexes and modern infrastructure.
Governments and housing corporations began building affordable housing on a large scale for the growing working class.
After the Second World War, large-scale high-rise projects emerged to quickly create housing for the growing population.
Humanity establishes a permanent presence beyond Earth with space stations such as Mir and later the International Space Station.
Speculative: people upload their consciousness to digital networks, rendering the concept of a physical home obsolete.
In cities such as Ur and Memphis, large mudbrick and stone palaces arise surrounded by dense residential quarters of ordinary citizens. This early urban architecture reflects social hierarchy: powerful rulers and priests live in magnificent complexes, while artisans and farmers live in smaller, tightly packed houses. The image shows a sunlit city with a large clay-brick palace, surrounded by narrow streets and flat roofs.