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snorkelling

Snorkelling between two continents in Iceland’s Thingvellir National Park

The Silfra Fissure in Iceland’s Thingvellir National Park is one of the world’s great snorkelling destinations. With incredible clarity, you can swim between two continents. This guide was updated in January 2026. What is the Silfra Fissure? The Silfra Fissure is the gap between the…

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Expert travel writer David Whitley shares in-depth, honest travel guides and stories from around the world — with cunning tips to help you explore better.

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Australian wildlife parks
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Guides to European castles
English castle guides – the best castles across the country
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US art museums: Visitor guides
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