Corsica and killings culminated in the assassination of Prefect Claude Érignac in 1998. In 2013, Corsica hosted the first three stages of the 100th Tour de France, which passed through the island for the first time in the event's 110-year history. Corsica was formed about 250 million years ago with the uplift of a granite backbone on the western side. About 50 million years ago sedimentary rock was pressed against this granite, forming the schists of the eastern side. It is the most mountainous island in the Mediterranean, a "mountain in the sea". It is also the fourth largest island in
Ancient Corsica the name derives from the Phoenician term "Korsai", meaning 'wooded'. Settlement of Corsica is attested as far back as the 8th millennium BC. The original inhabitants of Corsica were hunter-gatherers from :Liguria, who walked to the island over a land bridge created by the modern islands of Elba and Capraia. Around 6000 BC, they were replaced by the Neolithic Cardium pottery culture. As a result of the Würm glaciation the sea level was about 100 metres lower and the island extended closer to the mainland. Until around 5000 BC, it was connected to Sardinia. In the south of the island,