- ... that the Italian island of Asinara (pictured) is inhabited by a wild population of albino donkeys?
- ... that although the summit of underwater volcano Loihi is 969 metres (3,180 ft) below sea level, it is still taller, measured from the base of its southern flank, then Mount St. Helens ever was?
- ... that Cross Seamount, a landform arising from the ocean floor southwest of Hawaii, is used by the NOAA to study tuna migratory patterns?
- ... that Detroit Seamount, an underwater volcano in the North Pacific, is as big as the island of Hawaii, which is a combination of five volcanoes?
- ... that Koko Guyot, an underwater volcano in the Hawaiian volcanic chain, was named for the 58th emperor of Japan, Emperor Koko?