Essex is a coastal county of England located in the East of the country. It is bordered by Suffolk, Cambridgeshire, Hertfordshire and Greater London. Essex has a population of over 1.7 million people and is home to some of the most popular seaside resorts in the UK, such as Southend-on-Sea and Clacton-on-Sea. The county is also known for its rich history, with many castles, churches and other historical sites.