Mount Coot-tha is a mountain and a suburb of the City of Brisbane, Queensland, Australia. In the 2016 census, there were no residents in the suburb. Visible from much of the city, Mount Coot-tha is a popular bushland tourist destination including the Mount Coot-tha Lookout, Brisbane Botanic Gardens and Sir Thomas Brisbane Planetarium, as well as a mountain drive, bike trails, parks including a waterfall, and television and radio towers.