Queensland, with its expansive 1,729,742 square kilometers, is Australia's second-largest state and offers a vast array of geographical features and climates. If Queensland were an independent country, it would rank as the 16th largest in the world. Its eastern coastline, bordering the Coral Sea, is home to the world-renowned Great Barrier Reef, stretching along the majority of the state's coast. This reef is not only the largest coral system on Earth but also a UNESCO World Heritage-listed area, attracting millions of visitors each year.

To the north, Queensland's territory stretches to the Torres Strait, with Boigu Island marking the northernmost point of the state. The triangular Cape York Peninsula, which points toward New Guinea, represents Queensland's furthest reach on the mainland. The state is bordered by the Gulf of Carpentaria to the west of the peninsula, while its southern boundary is defined by rivers and the watershed of New South Wales. The western border meets the Northern Territory and parts of South Australia, forming a diverse and expansive range of environments.

One of Queensland's defining features is the Great Dividing Range, which runs parallel to the coast and significantly impacts the state's weather patterns. Coastal regions are often humid, while areas west of the range are arid. The state boasts several World Heritage-listed areas, including K'gari (Fraser Island), the Wet Tropics in Far North Queensland, and Lamington National Park. These regions are home to ancient rainforests, unique wildlife, and extraordinary natural landscapes.

Queensland is divided into various regions, each offering distinct geographical and cultural characteristics. South East Queensland is the urban heart of the state, encompassing Brisbane, the Gold Coast, and Sunshine Coast, home to more than 70% of the state's population. The Darling Downs, known for its fertile agricultural land, includes the cold Granite Belt, sometimes experiencing snow. To the north, the Wide Bay–Burnett region is rich in sugar cane farms and includes the tropical paradise of K'gari.

Further north, Central Queensland and North Queensland feature cattle grazing, coal mining, and beautiful coastal regions like the Whitsunday Islands and Townsville. In Far North Queensland, the tropical climate nurtures sugar cane and tropical fruits, while Cairns is a gateway to the Great Barrier Reef.

Inland regions like South West Queensland and Central West Queensland are agricultural hubs, with vast cattle farms and sweeping outback landscapes. The Gulf Country in the northwest is home to mining, savanna, and the city of Mount Isa.

Each of these regions plays a vital role in Queensland's economic, cultural, and environmental landscape, making the state a unique blend of natural beauty, agricultural richness, and urban development. From the tropical rainforests to the outback, Queensland's geography is a defining element of its identity.