- ... that the Beaver River (pictured) flows through the heart of the Yukon Flats, one of the most productive waterfowl breeding areas in North America, and the most productive in Alaska?
- ... that Angammedilla National Park is designated primarily to protect the drainage basin of Parakrama Samudra?
- ... that Tanco Mine in Manitoba, Canada, is the world's largest producer of caesium?
- ... that the 1896 Meiji-Sanriku earthquake caused the most devastating tsunami in Japanese history, destroying about 9,000 homes and killing more than 22,000 people?
- ... that the Ahklun Mountains, located in the Togiak National Wildlife Refuge, support the only existing glaciers in western Alaska?