1.0Club des Cent Colshttps://centcols.org/esWebmestrehttps://centcols.org/es/author/webmestre/Challenge de la Ligne Bleue - Club des Cent Colsrich600338<blockquote class="wp-embedded-content" data-secret="SO4cJZAywc"><a href="https://centcols.org/es/challenge-de-la-ligne-bleue/">Desafío Blue Line</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://centcols.org/es/challenge-de-la-ligne-bleue/embed/#?secret=SO4cJZAywc" width="600" height="338" title="«Blue Line Challenge» - Club des Cent Cols" data-secret="SO4cJZAywc" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript">
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</script>https://centcols.org/wp-content/uploads/2025/07/Bonhomme-velos.jpg1024636Bernard Pommel (CC N°3094) nous propose ce challenge. Ce Challenge consiste à franchir l’intégralité des 41 cols (revêtus et non revêtus) situés sur la frontière franco-allemande telle que tracée de 1871 à 1918, à la suite de la funeste guerre de 1870. Histoire de la frontière franco-allemande (1871-1918) La guerre franco-allemande de 1870-1871 trouve ses […]