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<url><loc>https://fildelhistoire.com/2026/04/12/baleinobus-air-tennis-et-radium-visions-de-lan-2000/</loc><news:news><news:publication><news:name>Le Fil de l&#039;Histoire</news:name><news:language>fr</news:language></news:publication><news:publication_date>2026-04-12T13:26:31+00:00</news:publication_date><news:title>Baleinobus, Air-Tennis et Radium : Visions de L’An 2000</news:title><news:keywords>France, Belle Epoque, An 2000, prévisions, futurisme, voitures volantes, guerres du futur, Exposition Universelle de 1900, Jean-Marc Côté, chauffage au radium, technologies</news:keywords></news:news><image:image><image:loc>https://fildelhistoire.com/wp-content/uploads/2026/04/visions-de-lan-2000-le-fil-de-lhistoire.png?w=150</image:loc></image:image></url></urlset>