Illinois is a state located in the Midwestern and Great Lakes regions of the United States. Illinois is the 6th most populous state, with approximately 12.7 million residents. The largest city and capital of the state is Chicago, which is the third largest city in the United States. Illinois is known for its quaint rural landscape, many waterways and vibrant natural life. Agriculture is an important part of the state’s culture and economy, producing a range of products including grains and other foods. Manufacturing is also an important industry, with several major companies having roots in the state. Illinois is home to a number of tourist attractions as well, including its many historic sites, natural landscapes, and art and culture.