A mountain biker and extreme sports influencer has plunged more than 600ft to his death from atop the Dolomites just hours after sharing a triumphant video to social media. The lifeless body of Andreas Tonelli, 48, was found early Wednesday in a ravine in the Vallunga area of Val Gardena, part of the Dolomites mountain range in Italy's South Tyrol province. Tap the link for the full story on DailyMail.com. Link in bio. 🎥 Instagram / andreas_tonelli #news #mountainbiking #influencer #dolomites #rip