andes america south of the

pacific formed ocean floor it of as the

backbone volcanoes chain mountain form longest of the planet our on

wildebeest meadows crop like herds high they of the and

primate fingers strongest any of the

unique ethiopia highlands they of the to are

roof africa of the

canyons spires carved millennia rock rain landscape ice into of the over and a

wide rock dome huge forced miles up of a

molten lava lake been has for of that over years hundred a