Although there could be any number of things in the natural world waiting to be discovered by adventurous scientists or wandering citizens, even some things that have already entered the annals of public knowledge aren't as well-known as others.
But while that may be, a little digging into the volumes of the world's collective knowledge can not only enrich what we know about the world, but bring some facts to light that are interesting all on their own.
And in some cases, what we find out can even change how we see the world at large.