Lons-le-Saunier, a picturesque town in the Jura department of eastern France, offers a unique blend of history, culture, and natural beauty. The town's surroundings are home to a variety of abandoned buildings and hidden gems, waiting to be discovered by urban explorers. From the ruins of the Château de la Frasse to the abandoned railway tunnel near the village of Mouchard, there are numerous opportunities for urbex enthusiasts to explore the area's industrial and historical heritage.
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