While most people visit America's national parks in the summer, they could miss out on a lot by not heading there in the winter. In fact, some parks are even better in the wintertime. Here are 10 you shouldn't miss when the weather turns cold.
Ever wonder who thought up the idea of holiday cookie swaps? The idea first came up during World War I, when cookie swaps weren't necessarily tied to Christmas or any other holiday; they were used in bake sales to help raise money.