Check out this drone video of what is believed to be the world's largest sand island, compliments of YulianS. Australia's Fraser Island is located off the coast of its Queensland state, a three hour drive north of the state capital Brisbane. Fraser is over 120 km (about 75 mi.) long by about 22 km (around 15 mi.) wide, making it the country's sixth largest island by land area. With all manner of flora and fauna, it's considered a natural treasure. In 1992, it was designated a UNESCO World Heritage natural site.