Chetumal Bay is a large body of water located in the southern part of Mexico, specifically in the state of Quintana Roo. It is situated near the border with Belize and serves as an important natural harbor. The bay is known for its calm waters and diverse marine life, making it a popular spot for fishing and recreational activities. The bay is also home to the city of Chetumal, which is the capital of Quintana Roo. This city features a waterfront promenade and various cultural attractions, including museums and parks. Chetumal Bay plays a significant role in the local economy, supporting tourism and trade in the region.