If a survey is conducted regarding the origin of some of the existing big towns in the world, it can be easily concluded that topographical features and functional aspects are mainly responsible for the organization and development of towns.
Topographical features responsible for origin of towns are:
- River banks
- Sea or ocean fronts
- Plains areas useful for business and agricultural activities
- Hilly areas for defence
- Favourable conditions for industrial unit and parks.
Functional aspects responsible for origin of towns are:
- Education
- Political
- Religious
- Health care
