Nessie (also known as Loch Ness Monster) is The Most Famous Cryptid All Around the World. She is a plesiosaur. In 1933, A man has spotted a plesiosaur so he took a picture of it in Black and White. People believe that he used a toy instead of a real nessie. look at it, does it look small to you? a guy named doctor arther (whatever his name is) was driving on the road when he saw a plesiosaur. The Monster lives in Loch Ness, Scotland. She is actually black. She is also thelakesidemonster's favorite cryptid.