Poland – Flooded Quarries – 8 dive sites: Clear, year-round training and fun dives in flooded quarries: excavators at Koparki, Kraków's Zakrzówek, Piechcin and the 47 m Honoratka pit.
Poland – Tatra Caves & Sumps – 5 dive sites: Expedition cave diving in the Polish Tatras: long, 4 °C sumps deep inside Tatra National Park caves, by permit only.