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75 Million-year-old Shell Cemetery

สุสานหอยเจ็ดสิบห้าล้านปี

Ao Nam Mao Reviewed Jun 2026
Daily 08:00-17:00
Entry 200 THB · Thai 20 THB

Imagine walking across an ancient lakebed from around 40 million years ago, long after the dinosaurs, when freshwater snails blanketed the shallows in their millions. The Shell Cemetery in Krabi Province — popularly known as the “75-million-year” shell cemetery — offers exactly this extraordinary experience, showcasing an ancient shell bed where countless fossilized snails have been compressed into solid rock formations over millions of years. This geological wonder represents one of only three known shell fossil sites in the world, making it a remarkable window into prehistoric marine life.

Wandering through this coastal site, you’ll discover massive slabs of limestone embedded with millions of fossilized shells, creating intricate patterns that look almost like ancient mosaics. The formations stretch along the shoreline, where you can touch and examine these prehistoric remnants up close. Listen to waves gently lapping against the fossil-rich rocks while seabirds call overhead, creating a peaceful soundtrack to your prehistoric exploration. The contrast between the dark fossilized shells and lighter limestone creates striking visual patterns, while the salty sea breeze drifts in off the nearby Andaman coast.

Peace and wonder permeate this remarkable location, where time seems to slow as you contemplate the incredible age of these formations. The quiet coastal setting encourages contemplation and photography, with families often spreading out across the accessible rock surfaces to explore at their own pace. Children delight in spotting different shell shapes within the rock, while adults marvel at the geological processes that created this natural museum. The experience feels both educational and meditative, connecting visitors to Earth’s ancient history.

Visit during early morning or late afternoon to avoid intense midday heat and enjoy the best lighting for photography. The site sits easily accessible by car or motorbike from central Krabi, with parking available nearby. Bring comfortable walking shoes with good grip, as the fossil surfaces can be slippery when wet. A hat and water are essential, plus a magnifying glass if you want to examine the shell details closely. This attraction combines education, natural beauty, and prehistoric wonder in one convenient location.

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Moo 6

Ao Nam Mao, Thailand

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