Slide 3 of 19: 'Tourists walking at fragile Dallol crust as part of Volcanic remains after 1926 eruption of Dallol volcano. It is like Hot Springs with geothermal and volcanic activity with characteristic white, yellow and red colours from sulphur and potassium salts coloured by various ions. It is located in the Danakil Depression with the highest average temperatures on the planet and is considered the most remote and beautiful place on Earth, North East Ethiopia near Eritrea in Africa.'