Mount Etna spews molten hot lava as skiers take to its slopes / Ill-prepared trekkers swarm Mt Etna for high-altitude selfies / Experts warn of hazards as Mount Etna eruption draws surge of visitors / As Tourists Swarm Erupting Mount Etna, Italian Authorities Warn Them Away / Tourists, skiers are getting too close to Mount Etna's lava, officials warn / 'Careless' tourists swamp Mount Etna following eruption blocking rescue routes / Thousands of hikers climb Sicily's Mount Etna to witness eruption / Incredible photos show moment Mount Etna erupts spewing mountains of ash and lava into air / From Mount Etna to the UK: Genetics unveil the Oxford ragwort unique journey and resilience / Sicily's busiest airport reopens after Mount Etna eruption cancelled flights