Cathedral Wall is a remote reef site in the Far Northern Outer Reefs, characterised by a steep wall that drops from 30 metres into deep water. The topography features substantial sea fans attached to the reef face. Divers can expect moderate currents, making this a suitable location for drift diving. Visibility ranges from 15 to 40 metres. Due to the depth and remote location, this site is intended for advanced divers only. A surface marker buoy is essential for safety. Water temperatures fluctuate between 25C and 29C throughout the year. The site supports a variety of reef fish and invertebrates typical of the region.

Star Reef is a boat-access wall and drift dive located in the Far Northern Outer Reefs. The site features a wall structure that descends from 25 to 50 metres, making it suitable for divers of varying experience levels. Beginners should remain in the shallower sections of the wall, ideally no deeper than 18 metres, to avoid the significant depths found at the base. Conditions are generally mild, though visibility can fluctuate between 10 and 30 metres. Divers will encounter crinoids, which are frequently found anchored to the rocky surfaces of the reef. Due to the depth and drift nature of the site, careful buoyancy control is required.

Rainbow Wall is a deep, open-ocean wall reef located in the Far Northern Outer Reefs. The structure drops through 25 to 30 metres, offering visibility between 24 and 50 metres. The wall is covered in soft corals and gorgonian fans. Due to the depth and potential for strong, unpredictable currents, this site is reserved for advanced divers. Boat access is required, and divers should time their entry to coincide with slack water. Water temperatures remain warm throughout the year, ranging from 25C to 29C. Hazards include deep water, strong currents, and the presence of jellyfish during the wet season.

Twin Peaks is defined by two distinct reef structures that rise toward the surface, providing a clear visual anchor for divers and snorkellers. The site features a reef top at 5 metres, with walls dropping to a maximum depth of 21 metres. Visibility ranges from 10 to 25 metres, allowing for clear observation of the hard and soft corals and sponges covering the reef. While currents are generally mild, they can strengthen, requiring divers to remain close to the wall. Access is by boat only, and users should be aware of boat traffic, sharp coral, and potential jellyfish in the area.

Oh My Bommie is a reef site located near Twin Peaks, Australia, offering depths ranging from 5 to 25 metres. The reef structure consists of hard and soft corals, providing shelter for tropical reef fish. Access is strictly by boat, and the site is suitable for beginners, though conditions require careful attention. Strong currents are a primary feature of this location and can change throughout the day, so divers should consult their boat crew for a thorough briefing on current direction and safe havens before entry. Visibility at this site varies considerably, and divers should be prepared for potential fluctuations in sight lines.

Rainbow Road at Twin Peaks is a wall and reef dive site located 85 kilometres offshore. The topography features a wall dropping beyond 30 metres, with shallower sections starting at 5 metres supporting hard corals like brain and acropora alongside soft coral growth. This site is for advanced divers only, as strong currents are consistent and require drift diving experience. Divers should be prepared for deep water and potential shark encounters. Guided tours are available and recommended for navigating the current patterns. Water temperatures range from 25C to 29C throughout the year. The site supports a variety of reef fish and invertebrates typical of the region.

Crowded Garden is a reef site located at Twin Peaks, Australia, featuring a dense concentration of hard and soft corals. The site ranges from 5 to 18 metres in depth, with an average of 12 metres, making it suitable for beginner divers. Visibility typically reaches 20 to 30 metres. Access is by boat only, and divers should be prepared for variable currents. The site supports a variety of reef fish and invertebrates typical of the region. Hazards include jellyfish, sharks, sharp coral, stonefish, and strong currents. Divers should exercise caution regarding coral contact and monitor current strength throughout the 50-minute dive. Night diving is permitted at this location.

Twin Peaks at the Great Detached Reef offers a reef environment suitable for beginner divers. The site features depths ranging from 5 to 25 metres, with an average depth of 15 metres. Access is by boat only, and divers should be aware of potential boat traffic during entry. Currents are generally mild, though visibility can shift significantly. The reef structure supports a variety of hard and soft corals. Divers may encounter reef sharks, which are present in the area. Typical dive times are approximately 50 minutes. Water temperatures range from 25C to 29C throughout the year, with cooler ocean currents helping to protect the coral.