Language and culture are two inseparable entities. Therefore, learning a language is at once learning the culture of the people using it.One's mastery of the linguistic elements of a language does not guarantee a person can communicate through it. Cultural understanding is obligatory. This paper discusses the various finding and ideas on the integration of culture into a foreign language teaching. Its focus is to highlight the importance, existence, impact, and the techniques of integrating cultural elements into the teaching of English as a foreign language.