It's a brand new map of Cuba, the National Geographic Society's first comprehensive rendering of the Caribbean nation since 1906. It's a classic wall map, 3 feet by 2 feet, 24 miles to the inch.

(CNN) -- An old map of Cuba is up for auction in Boston -- but it's much more than a map. It's a historic artifact from some of the darkest days of the Cold War, when Washington and Moscow reached ...