Technology and infrastructure
Inventions and systems that changed everyday life.
Public-health milestoneLondon's sewer revolution
Turning a sanitation crisis into a major urban sewer-building programme.
Education milestoneThe Gutenberg Bible and European movable-type printing
Demonstrating large-scale book production using movable metal type in Europe.
Education milestoneThe development of Braille
Making reading and writing accessible through a compact tactile code.
Technological milestoneThe birth of the World Wide Web
Opening a linked information system for use across the internet.
Technological milestoneThe lasting transatlantic telegraph connection
Establishing a durable telegraph link across the Atlantic Ocean.
Humanitarian historyThe Marshall Plan
Supporting European economic reconstruction through a major aid programme.
Humanitarian historyThe Berlin Airlift
Supplying West Berlin by air during a Soviet blockade of surface routes.
Space missionApollo 11 Moon landing
The first mission to land people on the Moon and return them safely to Earth.
Navigation systemDevelopment of GPS
Satellite timing becoming a worldwide source of position and navigation information.
Electronic inventionInvention of the transistor
A semiconductor amplifier opening the way to smaller and more reliable electronics.
Transport infrastructureChina's Grand Canal
A waterway network connecting regions and supplying successive Chinese capitals.
Water-management systemDujiangyan irrigation system
Diverting and distributing river water for irrigation while managing floods and sediment.
Transport networkQhapaq Ñan: the Inca road system
An extensive road system supporting communication and movement across the Andes.
Industrial chemical processHaber–Bosch ammonia synthesis
Converting atmospheric nitrogen into ammonia on a scale that transformed fertiliser production.