The International Philatelic Exhibition "Mare Balticum 2024" was held from 26th to 28th July 2024 in Tartu, Estonia. Tartu is not only one of the oldest cities in the Baltic States, but also one of the three European Capitals of Culture this year (besides Bad Ischl in Austria and Bodø in Norway). To note the two postmarks at the bottom of the cover applied by Latvian Post.
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