Lake Morskie Oko (Sea Eye) is the fourth largest and deepest lake in the Tatra National Park, one of the most important lakes in Poland and one of the most famous in the Valley of the Five Lakes. This lake attracts many photography lovers and painters, as it is surrounded by many huge trees such as pine trees, in addition to providing unparalleled views of the steep and sloping mountains, and tourists coming to it can practice many outdoor activities such as fishing or sitting in the warm sunshine . It should be noted that swimming in it is prohibited due to the depth of its waters.