USA. Syracuse, UT. 2016. Antelope Island campground. Antelope Island with an area of 42 square miles is the largest of 10 islands located within the Great Salt Lake but it is actually a peninsula. Bison were introduced in 1893. The island is a state park. Aroha Zollinger and Fraser Gould, at dusk, from New Zealand, traveling 3 months out of van in USA.