Ports
Ports are facilities where ships dock to load and unload cargo and passengers. Famous examples include:
- Port of Shanghai (China)
- Port of Rotterdam (Netherlands)
- Port of Singapore (Singapore)
- Port of Los Angeles (USA)
Bridges
Bridges are structures built to span physical obstacles such as water, valleys, or roads. Notable bridges include:
- Golden Gate Bridge (USA)
- Sydney Harbour Bridge (Australia)
- Tower Bridge (UK)
- Akashi Kaikyō Bridge (Japan)
Dams
Dams are barriers constructed to hold back water and raise its level, forming reservoirs used for water supply, irrigation, hydroelectric power, and flood control. Famous dams include:
- Hoover Dam (USA)
- Three Gorges Dam (China)
- Aswan High Dam (Egypt)
- Itaipu Dam (Brazil/Paraguay)
Canals
Canals are artificial waterways constructed for navigation, irrigation, or water supply. Well-known canals include:
- Panama Canal (Panama)
- Suez Canal (Egypt)
- Grand Canal (China)
- Erie Canal (USA)