Great Big Tongue
A blue whale's tongue weighs roughly as much as an elephant weighs. Its heart weighs nearly one ton, and it only needs to beat once every ten seconds or so. Can you imagine how much the actual thing weighs? They can grow from 110,000 to 330,000 lbs.
Traveling Down Memory Lane
So, the Statue of Liberty actually used to be a lighthouse. In 1886, roughly one month after the statue was dedicated, it functioned as a lighthouse for 16 years. Lady Liberty's torch was visible up to 24 miles away. Now, she's just a hunk of copper.