Ever since its opening during the year 1847, the colossal zoo has been inspiring and educating people on the nature of a diverse range of wild-life. The zoo boasts a series of exhibits collectively featuring an astonishing 750 species of creatures. The most recent exhibit, The Land of the Lions, serves as a state-of-the-art breeding ground for endangered Asiatic Lions, of which only 400 exist in their natural habitat. This incredible exhibit cost just under six million pounds to construct, so if you ever find yourself in London, this incredible sanctuary should definitely be on your list of things to see.