Doué-la-Fontaine is a commune located in the Maine-et-Loire department in western France. It is known for its unique troglodyte dwellings, which are homes carved into the soft limestone cliffs. These caves have been used for centuries and are a significant part of the area's history and culture. The town is also famous for its zoo, the Bioparc de Doué-la-Fontaine, which is set in a former stone quarry. This zoo focuses on conservation and offers visitors a chance to see a variety of animals in naturalistic habitats, making it a popular destination for families and tourists.