Claim: Guyana is characterized as being in the Caribbean Region.

Georgetown is the capital of Guyana , located in Region 4 , which is also known as the Demerara-Mahaica region . It is the country 's largest urban centre . It is situated on the Atlantic Ocean coast at the mouth of the Demerara River and it was nicknamed ` Garden City of the Caribbean . '   Georgetown serves primarily as a retail and administrative centre . It also serves as a financial services centre . The city recorded a population of 118,363 in the 2012 census .