Cayo Cangrejo is a small volcanic islet located within the McBean Lagoon National Park in Providencia, Colombia. This site features a combination of natural reef and artificial reef structures, reaching depths of up to 12 metres. Accessible only by boat, the site is situated 1000 metres from the shore and is well-suited for beginners. Conditions include moderate currents and visibility reaching up to 30 metres. Water temperatures remain warm throughout the year, ranging from 27C to 30C. Visitors should be aware of potential hazards, including sea urchins and sharp coral. A cafe is available on-site for visitors.

McBean Lagoon Mangroves in Providencia offers a distinct snorkeling experience through red mangroves and seagrass beds within the National Park. This nursery area features depths ranging up to 12 metres. The site is suitable for beginners, with mild currents and both shore and boat access available. Water temperatures remain consistent, typically between 27C and 30C throughout the year. Divers and snorkellers should be aware of potential hazards including entanglement, overhead environments, low visibility, and sharp coral. Guided tours and equipment rental are available for those visiting this protected marine ecosystem.

Piedra Tortuga in Providencia, Colombia, is a marine dive site featuring a combination of reef, cave, and drop-off topography. Located 4000 metres from the shore, this site requires boat access. Divers can expect depths ranging from 15 to 30 metres, with an average depth of 20 metres. Conditions vary, with visibility typically between 15 and 30 metres and mild currents. Due to the presence of surge and potential for strong currents, this site is suited for intermediate divers. A typical dive duration is approximately 50 minutes, with water temperatures ranging from 27 to 30 degrees Celsius throughout the year.

Cayo Palmera is a reef site located in Providencia, Colombia, offering snorkeling in depths ranging from 7 to 11 metres. The topography features soft corals and sea fans. Access to this site requires a boat. Conditions are generally mild, though snorkelers should be aware of the presence of sharks and sharp coral in the area. Species recorded around this area include Cushion Sea Star, Round Stingray, Whiptail Stingray, various crabs, Schoolmaster Snapper, Soldierfish, Atlantic Anemone, Sally Lightfoot Crab, Sergeants, Symmetrical Brain Coral, and snails. This site is suited for intermediate snorkelers.

Fort Bay, located on Santa Catalina Island near Old Providence, offers a shallow marine environment suitable for beginners. Divers and snorkellers can explore vibrant coral patches situated close to the shore and an underwater cave located to the left of the beach. The site features depths ranging from 3 to 12 metres, with an average of 8 metres. Conditions are generally mild, with visibility varying between 10 and 30 metres. Access is via a shore entry following a jungle path. Due to the presence of an overhead environment and sharp coral, divers should exercise caution during their 45-minute dives.

Cayo Basalto is a small, rocky cay situated 100 metres offshore from Santa Catalina Island in Providencia, Colombia. This site is characterised by dramatic underwater basalt formations that create a distinct topography for visitors. The area is suitable for beginners, with depths ranging from 0 to 10 metres and generally mild currents. Access to the site is by boat, and it is frequently visited as part of local boat tours. Water temperatures remain consistent throughout the year, typically between 27 and 30 degrees Celsius, providing comfortable conditions for snorkelling.

Morgan's Head is a reef site located at the base of a massive rock formation on Santa Catalina Island, Providencia. The site features depths ranging from 0 to 8 metres, with an average of 4 metres, making it suitable for intermediate snorkelers. Entry is possible by both boat and shore. The area is a designated no-fishing zone, which supports healthy coral growth and a variety of marine life. Visibility typically ranges between 15 and 30 metres, though conditions can vary. Species recorded around this area include cushion sea stars, stingrays, snapper, crabs, anemones, soldierfish, and brain coral. Changing rooms are available for visitor use.

Manzanillo Beach is a shore-entry site on the southeast coast of Providencia, Colombia. The area features a mix of reef and seagrass habitats, with snorkelling best suited to the rocky outcrops located at either end of the bay. Conditions are generally suitable for beginners, though currents are typically mild. Visibility ranges from 5 to 15 metres, and water temperatures remain between 27C and 30C throughout the year. Visitors should be aware of potential hazards including surf, sharks, and variable visibility. Facilities at the beach include a cafe, toilets, and changing rooms.