Vápenná – Arcibiskupský lom
Diving status is doubtful: the area was a temporary protected zone from 1997 to 2007 during which diving was banned, and a prohibition sign was still on the access road in 2022. A small forest quarry of about 20 × 50 m with boulder entry, about 14 m deep and visibility around 2 m. Crayfish and perch live there.
depth: 0–14 m