The Canary Islands feature the world's third-largest volcano and the largest natural underwater lava tunnel. Mount Teide, the third tallest volcano, is located in Tenerife, whereas the massive La ...

The Canary Islands not only boast the third largest volcano in the world, but also the largest natural underwater lava tunnel. Mount Teide, the third largest volcano, resides in Tenerife ...

Instead of busy resorts and crowded beaches, there is an alternative destination in the Canary Islands with mind-blowing landscapes including a volcano and a rare flower ...

“Achieving high quality, nonexplosive tunnel construction with various aspects of value generated compared to traditional ...