Lago di Lugano-Lugano-Sub is a freshwater shore-entry site in the Verzasca Valley featuring an artificial reef structure. The site offers depths between 20 and 30 metres, with an average depth of 10 metres. Visibility typically ranges from 5 to 15 metres, though it can fluctuate due to seasonal conditions and blue-green algae blooms. The absence of current makes this a suitable location for beginners to practise skills. Divers should prepare for cold water temperatures by using appropriate thermal protection. On-site facilities include air fills, equipment rental, changing rooms, showers, toilets, and parking, with guided tours available for those unfamiliar with the lake environment.

Acquedetto is a freshwater site located in the Verzasca Valley, featuring an artificial reef accessible directly from the shore. The site maintains a consistent depth of 20 metres. Visibility at this location typically ranges between 5 and 15 metres, though conditions can vary. Due to the cold water temperatures, a drysuit or a thick wetsuit is essential for diver comfort. The absence of current makes this a suitable environment for beginner divers to practice their skills. A dive shop is available on-site to provide support and equipment services. Divers should monitor their depth carefully while exploring the artificial structures.

Sorgente Bossi is an advanced cave dive located in Lake Maggiore. The site features an overhead environment with depths ranging from 15 to 89 metres. Divers access the cave from the shore. Conditions are consistently cold, with water temperatures typically between 4 and 5°C, dropping to 3°C at the entrance. Visibility varies significantly, ranging from 5 to 20 metres. Due to the technical nature of the cave, potential hazards include entanglement, low visibility, strong currents, and extreme depth. This site is suitable only for experienced technical divers. Air fills are available at the facility.

Acquedotto, also known as Paradiso, is a freshwater dive site located in the Verzasca Valley. The topography is defined by steep underwater slopes and artificial concrete blocks situated near water intake pipes. Divers can expect depths ranging from 2 to 20 metres, with an average depth of 10 metres. Entry is via the shore. Visibility typically fluctuates between 5 and 15 metres. Due to the cold water temperatures, which remain low outside of the summer months, appropriate thermal protection is required. The site is suitable for beginners and offers guided tours for those navigating the underwater structures.

Sentiero di Gandria is a freshwater reef dive located along the shore of Lago di Lugano. The site features no current, making it suitable for beginners, though depths extend from 20 to 40 metres. Divers should focus on the shallower 20-metre sections to practice buoyancy and depth control. Visibility typically ranges between 5 and 10 metres. The site is accessible year-round, with summer water temperatures reaching 20-24°C and winter temperatures dropping to 5-10°C. Facilities including parking, a cafe, and a dive shop are available on site, allowing for convenient gear hire and support. The habitat supports various temperate freshwater fish and invertebrates.

Ponte del Diavolo in the Verzasca Valley offers a unique freshwater dive combining natural reef formations with an artificial reef structure. Accessible via a shore entry, the site features depths ranging from 20 to 40 metres. With visibility between 5 and 15 metres and no significant current, it provides a controlled environment for navigation practice. Divers should note that the site drops quickly beyond the 18-metre recreational limit, requiring careful depth monitoring. Water temperatures fluctuate significantly throughout the year, ranging from 5°C in winter to 25°C during the summer months. The site is suitable for beginners, provided they plan their dive profiles to remain within their certification limits.

Foce del Casserate in the Verzasca Valley offers a freshwater dive at the confluence of river and lake waters. The site features a gravelly bottom and depths ranging from 20 to 40 metres. Divers should be prepared for variable visibility between 5 and 10 metres, which can fluctuate following rainfall. Water temperatures are seasonal, reaching 20 to 24°C in summer and dropping to 5 to 7°C in winter, with distinct thermoclines present. Entry is via the shore, and the site is suitable for beginners. Hazards include boat traffic and low visibility. The habitat supports various temperate freshwater fish and invertebrates. Typical dive duration is 40 minutes, and the site is also suitable for snorkelling.

Presepe Sommerso is a unique freshwater dive site located in the Verzasca Valley, notable for its artificial underwater nativity scene. The site offers depths ranging from 2 to 30 metres, making it accessible for beginners. Divers enter from the shore, with visibility typically fluctuating between 5 and 15 metres. Water temperatures vary significantly by season, reaching 20°C to 25°C in summer and dropping to 5°C to 10°C during winter months. The area is also suitable for snorkelling, with a rating of 3 out of 5. Facilities at the site include parking and toilets. Divers should remain aware of potential boat traffic in the vicinity.