Kazdağı National Park, which is the biggest mountain of Biga peninsula, has 21,450 ha. covers an area. Kazdag, whose mythological name is terk Ida mi, is the mountains that he abandoned believing that the king of Priamos of Troia would bring jinx to Paris. In Paris where he grows as a shepherd and the lad is commissioned by Zeus to choose between Aphrodite, Hera and Athena who is the most beautiful in the race.
The three Goddesses promised Paris to choose her and Paris chose Aphrodite, promising the love of the most beautiful woman in the world. Thus, the Trojan War in the Iliad epic started. According to mythology, Zeus was born in this mountain and followed the war on this mountain.