Do monsters keep us sane? This month, volunteers from across the world will flock to Loch Ness to try to spot an ancient beast. Some think they might just be on to something.
Nessie hunters start biggest chase in history
Camera shy: The first ever photo of Nessie, taken in 1934, was later proved to be a hoax. Glossary
Monk - Monks are groups of religious men who live together and withdraw from the rest of the world.
Hoaxes - A plan to deceive or trick people.
Loch Ness - A long and narrow lake in Scotland. It is famous for the Loch Ness Monster, a huge creature that some believe lives in the lake.
Hydrophone - A microphone which records sounds underwater.
Portent - A sign that something is about to happen, especially a bad thing.
Qilin - A hooved creature from Chinese mythology.
Benevolent - Well-meaning and kind.
Perilous - Dangerous.
Dodo - First documented in 1599 on the island of Mauritius in the Indian Ocean. It was a relative of the pigeon, but with no natural predators, they evolved into giants and lost the ability to fly.
Gluttonous - Very greedy. In Christianity, it has traditionally been considered a sin.
Imperialism - The practice of growing a country's power through colonisation or force.
Mary Shelley - She wrote Frankenstein as part of a contest to write a ghost story. Lord Byron and her husband Percy Bysshe Shelley competed against her.
Cultivated - Refined and educated.
Alienated - Feeling isolated or no longer supported.
Prejudice - An idea about something, especially a group of people, that is not based on reality.
Self-fulfilling prophecy - Something that happens because enough people are persuaded that it will.