Jacksonville is a city named after Andrew Jackson and located in Florida, US. Being the most populous city in the state, it's also the largest by area in the contiguous USA. The city has a territory of 747 square miles.

Jacksonville is centered on the banks of the St. Johns River, about 25 miles (40 km) south of the Georgia state line and about 340 miles (550 km) north of Miami. Transport industry of the state is concentrated in Jacksonville, as it is the main distribution hub in Florida.

Jacksonville is the largest by area only among the contiguous states. There are four cities in Alaska which are much larger: Sitka, for example, has a territory of about 2,800 square miles, which is more than seven times larger than that of Jacksonville.

More Info: en.wikipedia.org