Crystal Plateau is a remote offshore reef in Queensland, Australia, featuring a shallow reef top at 5 metres that transitions into a wall and drop-off reaching 40 metres. The site is defined by high visibility, typically ranging from 30 to 60 metres. Divers encounter a variety of reef fish and invertebrates across the plateau and wall face, which are covered in soft corals, sea fans, and plate coral. Currents are generally moderate but can strengthen due to the site's exposure to the open ocean. Boat access is required, and the site is suited for intermediate divers comfortable with deep walls and potential currents.

Gorgonian Wall is a reef and wall site in Queensland, Australia, characterised by large sea fans covering its vertical face. The wall drops from 5 metres to 40 metres, with an average depth of 30 metres. Visibility typically ranges between 30 and 40 metres. Access is by boat only, and the site is suited to intermediate and advanced divers due to moderate, often strong currents and exposed conditions. Divers should be aware of deep water, sharp coral, and jellyfish, particularly from November to May. The site supports a variety of reef fish and invertebrates typical of the region. Protective suits are recommended for all dives.

Bougainville Reef is a remote site in the Coral Sea, Queensland, offering a combination of wall, drift, and wreck diving. The topography ranges from 5 to 40 metres, with an average depth of 25 metres. Due to strong, variable currents and significant depth, this site is strictly for advanced divers. Visibility typically ranges between 20 and 40 metres, though conditions can change rapidly. Access is by boat only, and divers must be prepared for potential surf and shore break during entry. The site supports a variety of reef life across its structures. Night diving is possible, with typical dive times around 50 minutes.

Dungeons and Dragons is a remote offshore reef located 230 km northeast of Cairns. This site features a complex topography of reefs, caves, and caverns with depths ranging from 5 to 40 metres, averaging 25 metres. Divers encounter moderate currents that can become strong, and the area is exposed to choppy surface conditions. Visibility typically spans 20 to 40 metres. Due to the deep walls and remote location, this site is suited for intermediate divers. Access is exclusively via liveaboard dive boats departing from Cairns. Divers should be aware of potential hazards including decompression, nitrogen narcosis, and sharp coral, and must deploy a DSMB before surfacing.