Helmet is a wreck dive located in the Rock Islands of Palau, resting at depths between 15 and 35 metres. The site features a classic overhead environment, requiring wreck certification for those wishing to explore the interior. Divers encounter mild currents and visibility ranging from 15 to 40 metres. The wreck structure presents hazards including entanglement risks, sharp metal edges, and overhead sections, necessitating precise buoyancy control. A torch is recommended for daytime dives to inspect dark interior crevices. Boat access is required for this site, which is situated 200 metres from shore. Night diving is available, offering a different perspective of the wreck's structure.

Sam's Restaurant Wall is a shallow reef and muck site in Koror and Babeldaob, Palau, offering depths between 3 and 6 metres. This shore entry site is suitable for beginners and snorkellers, with visibility typically ranging from 5 to 10 metres. The site is accessible year-round and features full facilities, including equipment rental and air fills. Divers should exercise caution regarding sharp coral and rocks during entry and maintain vigilance for boat traffic in the area. The site is also suitable for night diving, with dusk being the optimal time to observe mandarinfish as they emerge to feed.

Chandelier Cave is a multi-chambered marine cave system located near Koror and Babeldaob. Accessible only by boat, the site features depths ranging from 4 to 15 metres with an average of 10 metres. Divers and snorkellers can surface within air pockets inside the chambers. The environment is calm with no current, though the overhead ceiling requires careful navigation. Visibility varies between 10 and 30 metres, and a torch is recommended to view the cave walls. Marine life recorded here includes mandarinfish, Napoleon wrasse, banded pipefish, giant moray, harlequin sweetlips, and various wrasses, triggerfish, surgeonfish, and butterflyfish.

The Ryuko Maru is a Japanese wreck located in the waters of Koror and Babeldaob, Palau. Resting at depths between 18 and 30 metres, this site is accessible only by boat. Divers encounter moderate currents and visibility that fluctuates between 5 and 20 metres. The structure requires careful navigation due to entanglement risks, and divers should maintain a streamlined kit. Marine life recorded at the site includes wrasses, cardinalfish, Mandarinfish, Crab-eye Goby, Pacific Sailfin Tang, Blackback Anemonefish, Lagoon Triggerfish, rabbitfish, shrimp, and sea cucumbers. Given the depth and potential for low visibility, this site is best suited for intermediate divers.

Arakababesang Island features a shallow reef environment suitable for both diving and snorkelling. The site offers straightforward shore entry and depths ranging from 1 to 4 metres, with an average of 3 metres. Conditions are generally manageable with mild currents and visibility between 5 and 10 metres. Water temperatures remain consistent between 28 and 30 degrees Celsius throughout the year. Divers and snorkellers may encounter species such as Pacific Sailfin Tang, Striped Surgeonfish, Foxface Rabbitfish, Threadfin Butterflyfish, Pacific Bullethead Parrotfish, Cardinalfish, Soldierfish, Sea Star, and Sea Cucumber. On-site facilities include parking, equipment rental, and guided tours provided by a local dive shop.

The Urakami Maru is a shipwreck located in the Rock Islands of Palau, resting at depths between 24 and 35 metres. This site is strictly for advanced divers due to the depth and the potential for variable currents that can shift quickly. Boat access is required to reach the wreck, which lies 3500 metres from shore. Visibility at the site is highly changeable, ranging from 5 to 40 metres. Divers should descend on the sheltered side of the hull to assess conditions before exploring the structure. Always carry a surface marker buoy for the ascent and coordinate departure times with your boat operator.

Mandarinfish Lake in the Rock Islands is a shallow reef site suitable for beginner divers. The site features calm, current-free conditions with depths ranging from 1 to 8 metres, averaging 5 metres. Visibility typically fluctuates between 5 and 13 metres. The location is primarily accessed by boat, and guided tours are available to assist with navigation. Night diving is the main activity here, with boat departures timed to arrive at the reef just before dusk. Dives typically last around 50 minutes. Due to the nature of the site, small group sizes are maintained to minimise disturbance to the reef environment.

The Chuyo Maru is a shipwreck dive site located in the Rock Islands of Palau, marked by a yellow buoy on the surface. This site is suitable for intermediate divers and requires boat access. The wreck lies at depths between 27 and 30 metres, with an average depth of 30 metres. Divers should be aware of the overhead environment and the risks of nitrogen narcosis due to the depth. Conditions include mild currents and visibility ranging from 7 to 30 metres. A typical dive lasts approximately 45 minutes. Hazards at this site include the depth and the presence of lionfish.