Cheddar Gorge, Cheddar. Britain's biggest gorge from the dramatic cliffs rising 450ft to the stunning stalactite caverns. This world-famous beauty spot is a National Nature Reserve, reveals many fascinating stories of our prehistoric ancestors, and is an international centre for caving and rock climbing.
The Plitvice lakes (Croatia) are renowned for their distinctive colors, ranging from azure to green, grey or blue. The colours change constantly depending on the quantity of minerals or organisms in the water and the angle of sunlight.