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| UK, Leeds | Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb
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| Virtual, Virtual | | |
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| Portugal, Lisbon | | |
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| USA | | |
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| Hong Kong, Hong Kong | | |
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| USA, Alexandria, Virginia | | |
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| Germany, Saarbrücken | | |
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| Cyprus, Larnaca | | |
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| USA, Chicago | | |
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| USA, Buffalo | | |
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| China, Changsha | | |
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| USA, Boulder, Colorado | | |
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| Spain, Barcelona | | |
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| USA, Philadelphia, PA | | |
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| Italy, Salerno | | |
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| UK, Glasgow | | |
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| Faroe Islands, Tórshavn | | |
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| Canada, Halifax, Nova Scotia | | |
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| USA, Cambridge, MA | | |
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| | | |
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| Finland, Helsinki | | |