+Celts were diverse [Indo-European](/wiki/Indo-European) peoples who flourished across Europe from the Iron Age. They shared cultural traits and spoke [Celtic languages](/wiki/Celtic_languages), leaving a lasting impact on history and heritage.
+## See also
+- [Iron Age](/wiki/Iron_Age)
+- [Ancient Europe](/wiki/Ancient_Europe)
+- [Gaul](/wiki/Gaul)
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