The amazing rock-hewn churches are scattered in several clusters over an area of 50'000 square kilometers in the Tigray region of Ethiopia.
The national tree of Colombia - the Quindío wax palm is the tallest recorded monocot in the world. It grows in the humid montane forests of the Cocora Valley in Colombia.
Rapa Nui (or Easter Island) is a small island in the southeastern Pacific Ocean. This Chilean territory is a UNESCO world heritage site due to the thousands of monumental statues.