Vodni Nadrz Matylda is a flooded former gravel quarry in Bohemia, Czech Republic, offering a sheltered, current-free basin for divers and snorkellers. The site features an artificial reef structure that serves as a focal point for navigation and buoyancy practice. With depths consistently between 3 and 4 metres, it provides a forgiving environment for beginners. Visibility typically ranges from 5 to 10 metres. Divers should remain aware of potential entanglement hazards when navigating the artificial structure. The site is accessible from the shore and supports year-round activity, including night diving. On-site facilities include parking, toilets, showers, gear storage, and a cafe.

Barbora is a flooded quarry in Bohemia serving as an artificial reef and wreck dive site. The topography ranges from 5 to 60 metres, offering sheltered conditions suitable for beginners in the shallower sections, while deeper areas cater to experienced divers. Entry is via the shore, and divers may encounter mild currents. Visibility typically fluctuates between 3 and 10 metres, and the presence of submerged structures creates an overhead environment. Night diving is permitted year-round. On-site facilities include parking, toilets, showers, air fills, and a dive shop, allowing for convenient equipment management and support.

Grosser Galgenteich is a calm freshwater dive site located in the Kulkwitzer See. It offers a consistent depth of 6 metres, providing a stable environment for divers to practise buoyancy and navigation. The site is accessed via a simple shore entry and features no current, making it a practical choice for beginners. Visibility at the site typically ranges between 5 and 10 metres. On-site facilities include parking, toilets, showers, changing rooms, and a café, allowing for convenient preparation and post-dive relaxation. The site is accessible year-round, offering a straightforward experience for those looking to develop their underwater skills in a controlled freshwater setting.

Steinbruchsee Reitzenhain is a flooded quarry in Germany offering a consistent depth of 10 metres. This site is suitable for beginners due to the absence of currents and simple shore entry. Divers can explore an artificial reef structure, though caution is required to avoid entanglement with debris or lines. Visibility typically ranges between 5 and 15 metres, with clearer conditions often found by diving early in the day. The environment supports various temperate freshwater fish and invertebrates typical of the region. Due to the nature of the quarry, water temperatures remain cold throughout the year, necessitating the use of an appropriate exposure suit for all dives.

Alum Lake in Bohemia is a shallow freshwater site suitable for beginners and those building confidence in open water. Divers typically experience depths between 1 and 3 metres, with an average depth of 2 metres. Visibility at the site ranges from 6 to 10 metres. Entry is via the shore, though divers should monitor conditions for variable currents before entering. The site is well-equipped for visitors, featuring parking, toilets, showers, changing rooms, a rinse station, and an on-site cafe. Dives here are typically short, lasting around 15 minutes. As a skills-building environment, it offers a straightforward experience for those practising in shallow, calm conditions.