Each item has a unique tale of its own, whether it's a fob watch at the onset of the Great War or a carrot growing on the first human colony on Mars. Taken together, they tell of empires rising and falling, wars won and lost, and planets destroyed and reborn.
Digital Spy has five copies of James Goss and Steve Tribe's latest book, Doctor Who: A History of the Universe in 100 Objects to give away.
The book is a must have for any Doctor Who fan, proving to be an indispensable guide to the most important items that have ever existed, or are yet to exist.
Step One: Follow our Twitter feed: @digitalspy
Step Two: Answer the following question by clicking on the correct answer:
This competition is now closed.
This competition is open for one week and will close on October 5.
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