Briefly describe the development of athens as a city state

There are two idiosyncratic topographical features that swayed the progress of the Greek society. After the development of myriad dispersed islands with a network of insignificant rivers, having an easy access to water exhibited that it may lead to the people being dealers and travellers. The mountains in Greece were also industrialized as a city-state. Those mountains that made it hard for people to converse and mobile was developed as a structure independently and diverse to one another. These were made probable by the people themselves. 

2. a land bridge connected asia and north america thousands of years ago.

4. crossing the land bridge would have been simple for the first migrants.

5. people might have crossed a land bridge while hunting animals.