Carrière de Chamagnieu is an artificial reef site located in the French Alps. Divers access the water from the shore to explore depths ranging from 4 to 18 metres. Conditions are variable, with visibility fluctuating between 2 and 15 metres and currents remaining mild. While surface temperatures can reach 25°C during the summer, the water remains significantly cooler at depth. The site is well-equipped for visitors, offering parking, toilets, showers, changing rooms, a rinse station, air fills, and equipment rental. A cafe and guided tours are also available on-site. Divers should be prepared for cold water and low visibility conditions.

Exsurgence du Perthuis is a technical cave dive site located in Annecy-le-Vieux, France. As a freshwater resurgence system, the site is defined by its overhead environment, requiring divers to possess appropriate cave and technical certifications. Entry is from the shore, with parking available nearby. Conditions, including visibility and water flow, are variable and fluctuate significantly based on upstream hydrology, rainfall, and snowmelt in the French Alps. Divers must be prepared for changing currents and restricted exit paths. This site is strictly for experienced technical divers capable of managing the risks associated with cave penetration and complex overhead environments.