Author Sadashiv Tetwilkar compiled the information of fifty three forts in Thane district. The information contains brief history, geography, short stories and appropriate information required to see any fort. Author has collected all the information by visiting the forts. Most of the time it is seen that the forts are in very much dilapidated condition continues, next generation would not find them at all. So author advocates for visiting this forts and study so as to know the history of forts and pass on to the next generation.
Author also provides nice photos, a guidance chart with details related to each fort and map of each taluka or region with the location of forts in it.