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Cathedral Cave in Chania

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Diver Level

Open Water and higher
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Max Depth

Up to 21 meters
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Visibility

Excellent, 13 to 40 meters
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Interest

Stalactites, light rays, freshwater pools, marine life
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Accessibility

Fast RHIB Boat
Timeless Beauty

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.

Light & Form

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

Yes, Open Water certification or higher is required.

The dive reaches a maximum depth of approximately 21 meters, within recreational limits.

The cavern’s size, formations, and light beams create a cathedral like atmosphere underwater.

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.

Underwater Gallery

Explore images showcasing dramatic light beams, impressive formations, and the unique atmosphere that makes this one of the most iconic dive sites in Chania.

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