Cathedrals 1 is a reef and cavern site located off the coast of Maui, accessible only by boat. The site features a distinct overhead environment within the cavern structures. Divers typically experience depths ranging from 12 to 21 metres, with an average depth of 18 metres. Conditions include moderate currents and visibility between 24 and 30 metres. Due to the overhead environment and potential for strong currents, this site is suited for intermediate divers. Water temperatures fluctuate between 24C and 26C throughout the year. A typical dive at this location lasts approximately 60 minutes.

Cathedrals at Molokini Crater is defined by lava-formed caverns and caves that create dramatic light effects within the overhead environment. The site features a mix of reef, wall, and drop-off terrain at depths ranging from 9 to 23 metres. Visibility is consistently 30 metres. Access is by boat only due to surf conditions at the shore. Divers should be prepared for moderate to strong currents and exercise caution when navigating the overhead sections. Species recorded around this area include groupers and Pacific White-spotted Sea cucumbers. This site is suited for intermediate divers who can maintain buoyancy while exploring the underwater structures.

Sergeant Major Reef is located within the Molokini Crater and features three distinct lava fingers that form underwater canyons. This site is suitable for beginners, with depths ranging from 5 to 15 metres and an average depth of 10 metres. Access is by boat only, as the site is situated 6436 metres from the shore. Divers and snorkellers should be aware of moderate currents and visibility that typically fluctuates between 3 and 10 metres. Hazards at this location include jellyfish and sharp coral. Water temperatures remain consistent throughout the year, averaging between 25 and 26 degrees Celsius.

Fish Rock is a shallow pinnacle and reef located 45 metres from shore at Molokini Crater. The site features a top covered in soft moon corals that move with the water. Divers and snorkellers can expect mild currents, though conditions may include surge and surf. Visibility is generally high, reaching up to 100 metres. Access to this site is by boat only. The location is suitable for beginners, though visitors should remain aware of potential strong currents in the area. Facilities available at the site include toilets, showers, and changing rooms.

Manele Bay is a reef site located adjacent to the small boat harbour. The topography features a diverse reef structure, with coral growth most abundant along the cliffs on the sides of the bay where the bottom drops off. Depths range from 3 to 40 metres, and visibility varies between 10 and 40 metres. The site is accessible by both shore and boat, making it suitable for beginners. Conditions include mild currents, though visitors should be aware of potential hazards including jellyfish, sharks, strong currents, and surf. Facilities available at the site include parking, showers, toilets, and a rinse station.

First Cathedrals is a distinctive cavern and reef site located within the Molokini Crater. Divers access the site by boat to explore an expansive lava rock cavern system featuring skylights that illuminate the interior. The topography includes a central altar and smaller side chambers known as confessionals. Depths range from 4 to 18 metres, with visibility typically between 15 and 30 metres. Conditions include moderate currents and surge, requiring intermediate skill levels to navigate the overhead environment safely. Dives typically last 45 minutes. Water temperatures remain consistent throughout the year, ranging from 25 to 26 degrees Celsius.

Hulopoe Bay is a protected Marine Life Conservation District featuring a crescent beach and a rocky reef. Snorkelling is best along the reef on the east side of the bay near the tide pools. The site is suitable for beginners, with depths ranging from 1 to 7 metres and an average of 4 metres. Visibility is high, typically between 30 and 46 metres. Divers and snorkellers regularly encounter wrasses and redlip parrotfish. Other species recorded here include Achilles tang, black durgeon, bluefin trevally, yellow tang, guineafowl puffer, bird wrasse, palenose parrotfish, freckled hawkfish, Hawaiian convict surgeonfish, moorish idol, Pacific bullethead parrotfish, and groupers. Be aware of boat traffic, rip currents, and surf.

First Cathedral is a distinctive site within the Molokini Crater, defined by a massive underwater lava tube. The cavern features openings in the ceiling that allow sunlight to filter through, creating a stained glass light effect. The site encompasses a reef, wall, and cave system, with depths ranging from 8 to 18 metres. Access is strictly by boat, and the site is suited for advanced divers due to the overhead environment and potential for strong currents. Visibility is typically between 21 and 30 metres, with water temperatures ranging from 24 to 26C throughout the year. The site is also highly rated for snorkelling and free diving.