Christmas Tree Cave is a reef and cave site located within the French Reef Sanctuary Protected Area. The site is named for a large star coral formation situated at the top of the cave. Divers can explore this feature alongside several nearby swim-throughs. The site is suitable for beginners, with depths ranging from 5 to 13 metres and an average depth of 11 metres. Conditions include mild currents and visibility between 10 and 25 metres. Marine life observed here includes wrasses, foureye butterfly fish, Pacific trumpetfish, gray angelfish, stoplight parrotfish, smooth trunkfish, whiptail stingray, Caribbean ocean surgeonfish, yellowhead jawfish, spotfin butterflyfish, redband parrotfish, soldierfish, yellowtail snapper, and schoolmaster snapper.

French Reef is a marine reef site located in the Molasses Reef Area. It features a depth range of 2 to 13 metres, with an average depth of 8 metres. Access to the site is by boat only, situated approximately 9656 metres from the shore. Divers and snorkellers can expect mild currents and visibility ranging from 10 to 30 metres. Water temperatures fluctuate between 24C and 30C throughout the year. Hazards at this location include boat traffic, jellyfish, sharks, and sharp coral. Facilities available in the area include parking, toilets, showers, changing rooms, rinse stations, air fills, equipment rental, and boat charters.

French Twist in the Molasses Reef Area offers a diverse topography featuring reef, canyon, and cave structures. Depths range from 5 to 12 metres, with an average of 8 metres, making it suitable for beginners. The site is accessed by boat, located 1609 metres from shore. Divers experience mild currents and visibility typically between 10 and 30 metres. Due to the nature of the offshore entry and variable visibility, divers should monitor their position and remain within sight of the boat. The site supports night diving and is best explored with a guide familiar with the canyon layout.

Hardbottom Cave is a reef and cave site located within the French Reef Sanctuary Protected Area. The site features a swim-through structure with depths ranging from 6 to 10 metres, averaging 8 metres. Access is by boat only, as the site is situated over 10 kilometres from the shore. Divers can expect mild currents and visibility between 10 and 30 metres. The water temperature fluctuates between 24C and 30C throughout the year. Due to the nature of the reef, divers should be aware of sharp coral. This site is suitable for beginners and typically offers a 50-minute dive duration.

The Spiegel Grove is a 510-foot dock landing ship serving as an artificial reef in the Molasses Reef Area. This advanced dive site features long passageways and internal structures, including a notable Snoopy figure riding an alligator. Depths range from 18 to 41 metres, requiring boat access due to its location 9656 metres from shore. Divers should be prepared for strong currents and variable visibility reaching up to 30 metres. Given the depth and overhead environments, the site presents hazards including decompression, nitrogen narcosis, and entanglement. Water temperatures fluctuate between 23C and 27C throughout the year.

The USS Spiegel Grove is a 155-metre decommissioned US Navy Landing Ship Dock located in the Molasses Reef Area. Resting upright on a sandy bottom, the wreck sits at depths between 18 and 40 metres, with the superstructure rising to approximately 18 metres. This site is intended for advanced divers, offering extensive penetration opportunities within its cavernous interior. Conditions include moderate currents and visibility ranging from 10 to 30 metres. Divers must access the site via boat and should remain alert for boat traffic during ascent. Due to the depth and overhead environment, proper wreck certification and careful gas management are required to mitigate risks.

Winch Hole is a reef and wreck site located in the Molasses Reef Area, offering an accessible experience for beginners. Divers and snorkellers explore depths between 8 and 9 metres, with visibility ranging from 5 to 25 metres. The site features a reef structure populated by star coral and gorgonians, alongside various reef fish including damselfish, sergeant majors, grunt, snapper, parrotfish, and angelfish. Crabs and shrimp inhabit the crevices and become more active during night dives. Access is by boat only, and the site experiences mild currents. Divers should remain aware of boat traffic at the surface and exercise caution around sharp coral and rock structures.

Molasses Reef is a prominent reef system located 9656 metres offshore from Key Largo. This site features a mix of natural reef and artificial structures, offering depths ranging from 5 to 27 metres with an average of 15 metres. Divers typically encounter mild currents and visibility between 12 and 18 metres. Marine life commonly observed includes Great Barracuda, wrasses, Stoplight Parrotfish, Queen Parrotfish, Blue Tang, and Scrawled Filefish. Less frequent sightings include Green Moray, Nurse Shark, Rock Beauty, French Angelfish, and Queen Angelfish. Access is by boat only, and the site supports night diving. Please note that recent high water temperatures have caused widespread coral bleaching and mortality in the area.