Wetro is a freshwater dive site in Germany offering a diverse underwater topography that includes reefs, wrecks, walls, drop-offs, and caves. Divers can explore an artificial reef structure with depths ranging from 17 to 57 metres, averaging 25 metres. Entry is via the shore, and typical dives last around 45 minutes. Visibility generally fluctuates between 5 and 15 metres. The site features thermoclines and cold water temperatures, particularly at depth. Hazards include the deep nature of the site, potential for entanglement, low visibility, and overhead environments. On-site facilities include air fills, equipment rental, parking, toilets, showers, changing rooms, a rinse station, and first aid services.

Goldgrube in Wetro is a flooded basalt quarry featuring two distinct pits separated by a dam at a depth of approximately 18 metres. This freshwater site offers a challenging environment for advanced divers, with depths ranging from 18 to 56 metres and an average depth of 35 metres. Divers access the water via a ladder and can utilise training platforms located at 4 and 8 metres. Conditions include mild currents and visibility between 3 and 8 metres. The site is suitable for night diving and features an overhead environment. Facilities on-site include toilets, air fills, guided tours, and a dive shop, with camping available nearby.

Koenigshain is a freshwater artificial reef site in Germany accessible via shore entry. The site features depths ranging from 15 to 33 metres, requiring careful planning for newer divers as they navigate the deeper sections. Visibility is generally around 5 metres, necessitating close proximity to the structure throughout the dive. The site is suitable for beginners, though the significant depth and restricted visibility require constant monitoring of gauges and awareness of surroundings. On-site facilities include parking and air fills, with guided tours available for those unfamiliar with the site layout.

Steinbruch Horka is a flooded quarry offering a distinct freshwater diving experience. The site features a rocky basin topography with depths ranging from 5 to 35 metres, averaging 15 metres. Divers can explore various submerged structures, including an antique pump house, old mining equipment, and miscellaneous everyday objects like benches and a cigarette machine. Access is via the shore, with visibility typically between 10 and 30 metres and mild currents. The site is suitable for beginners and supports night diving. On-site facilities include parking, toilets, showers, changing rooms, a rinse station, air fills, equipment rental, a dive shop, and a cafe.

Steinbruch Miltitz is a flooded quarry in Germany that serves as an artificial reef for divers. The site offers a controlled environment for skill development, with depths ranging from 12 to 22 metres and an average depth of 15 metres. Shore entry is available, and the lack of current provides a calm setting for buoyancy practice. Visibility typically fluctuates between 5 and 10 metres, so carrying a dive torch is recommended to navigate the artificial structures effectively. Facilities on site include toilets and changing rooms, allowing for convenient preparation before entering the water. Divers should remain aware of the significant depth and potential for variable visibility throughout the dive.

Geopark 1 Leknica is a freshwater site in Poland featuring an artificial reef structure accessible directly from the shore. The site is suitable for beginner snorkellers, with depths ranging from the surface down to 11 metres. The current is mild, though visibility can vary significantly between visits. Cold water is a constant factor at this location, making thermal protection essential throughout the year. Parking is available at the site, providing straightforward access for transporting equipment to the water.

Located in the Western Poland Lakes region, this freshwater site offers a shore-entry dive suitable for beginner divers. The environment provides an opportunity to practise buoyancy control in variable conditions. Visibility typically ranges from 3 to 6 metres, though this can fluctuate. Divers should be prepared for cold water temperatures throughout the year, making a drysuit or well-fitted wetsuit essential. Hazards include cold water, potential entanglement, and low visibility. Parking is available on-site, allowing for convenient access when transporting dive equipment. Typical dives last approximately 40 minutes.

Sparmann See is a freshwater dive site located within the Kulkwitzer See. The topography features both natural reef structures and artificial reefs. Divers can expect depths ranging from 2m to 70m, with an average depth of 25m. Visibility typically fluctuates between 5m and 10m. The water is artificially ventilated, ensuring the site remains ice-free throughout the winter months. Access is via a shore entry. Due to the significant depths, cold water, and potential for low visibility or entanglement, this site is suited for intermediate divers. Facilities available on-site include air fills, gear storage, guided tours, and a dive shop.