Cathedral Cave in Chania





Diver Level

Max Depth

Visibility

Interest

Accessibility
Cathedral Cave Dive
Overview
A majestic cavern dive filled with light beams, formations, and a unique sense of history.
Cathedral Cave is one of the most popular cavern dives in Chania, offering certified divers an unforgettable underwater experience.
Discovered and surveyed by Blue Adventures Diving, this site played a key role in the creation of our dive center.
The cavern impresses with its scale, atmosphere, and constant play of light entering from above.
Many divers return to Cathedral Cave multiple times to explore its beauty in different conditions.
Dive Inside Cathedral Cave
Cathedral Cave is a natural underwater cathedral shaped by time and geological events. During Minoan times, a tsunami triggered by the Santorini earthquake submerged this cavern, leaving behind spectacular stalactites and stalagmites.
What makes this dive special:
Stalactites and stalagmites formed above water
Roof openings creating dramatic light rays
Freshwater pools with slight temperature changes
Colorful sponges and rich marine life
Calm cavern environment with excellent visibility
FAQ
Do I need to be certified to dive?
Yes, Open Water certification or higher is required.
How deep is the dive?
The dive reaches a maximum depth of approximately 21 meters, within recreational limits.
Why is it called Cathedral Cave?
The cavern’s size, formations, and light beams create a cathedral like atmosphere underwater.
Are the freshwater pools noticeable during the dive?
Yes, divers may feel slight temperature changes when entering freshwater areas.
Who Can Dive
Cathedral Cave is suitable for certified divers with Open Water certification or higher. The dive remains within recreational limits and is ideal for divers who enjoy cavern environments with light, space, and visual effects.
Professional guidance, small groups, and detailed briefings ensure a safe and enjoyable experience for all certified divers.

