Shell Grotto: England's mysterious underground seashell chamber
The Shell Grotto in Margate, Kent, England, is a mysterious underground passageway adorned with over 4.6 million seashells. This whimsical hideaway was discovered in 1835. Its origins and purpose remain unknown. Theories range from an 18th-century folly to a Phoenician temple, or even a secret Masonic meeting place.
The grott…
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