Poet Katharine Coles makes crystal clear that the earth is not flat - the title of her new book. She spent a month at a tiny Antarctic science station and has captured the joy of the experience in her new book. A conversation with Katharine Coles next time.
When John Wesley Powell explored the canyons of the Colorado River in 1869 he found a virtually unknown paradise. He and his expedition explored one of the great wonders of the world - the Grand Canyon.