Labels:text | screenshot OCR: BENEATH THE CLOUDS SPACECRAFT HAVE MAPPED 98 percent plains of Venus. At more than 11 km of Venus's surface using radar. (6.8 miles) above average ground Overall the surface is much flatter level, the mountainous region of than the Earth's, and huge volcanic Maxwell Montes is the highest point plains of hot desert cover about two on Venus. Volcanoes are scattered thirds of the planet. Several plateau over the entire surface, some being regions rise a few miles above the more than 160 km (100 miles) wide. Volcanic Dry, NOT ALL FLAT Some Venusian mountains are higher VENUS peak rocky than Mount Everest, the highest GALLERY plains mountain on Earth.