Cold water swimming and a Moroccan beach: Tuesday’s best photos

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Swimmers dry themselves after taking a dip in Serpentine lake, as cold weather continues

London, UK

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Members of the RMT union picket outside Crewe rail maintenance centre in a strike over pay and working terms

Cheshire, UK

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Morning fog above a field during sunrise

Nagykanizsa, Hungary

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A woman looks at floral tributes near Babbs Mill Park in Kingshurst, Solihull, after the deaths of three boys aged eight, 10 and 11 who fell through ice into a lake on Sunday

West Midlands, UK

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Mother dog nurses her puppies in the snow

Kars, Turkey

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A man walks past overturned garbage skips along a flooded street on the outskirts of the capital following heavy rain

Lisbon, Portugal

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Pilgrims gather in the crypt of the grotto, believed to be the site of the birth of Jesus Christ, at the Church of the Nativity during an Advent season visit

Bethlehem, West Bank

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