Voudun, also known as Voodoo, is a religion that originated in West Africa and is practiced in various parts of the world, particularly in Haiti and parts of the Caribbean. It is characterized by a belief in a supreme deity, ancestral worship, and the use of rituals and ceremonies to communicate with spirits. Voudun incorporates elements of African traditional religions, Christianity, and indigenous beliefs, and it is known for its emphasis on healing, divination, and spiritual practices.