Looking for a unique gift for the tech-lover in your life?

We've compiled a list of 20 gift items for that person that enjoys technology and probably has all the gadgets and toys they want already. We assure you that there is at least one item in this list they know nothing about, that will inspire them and will surely introduce a new perspective to what they think of technology.

From the shipwreck and the eventual discovery of the 2000-year-old computer that inspires us everyday, to a brief and illustrated history of machines and mechanisms, with a side trip into the world of simple machines and fantastic contraptions made of LEGO. We've got automation, algorithms, makers, hackers, a ghost in the wires, and a glimpse at Anonymous. Let's face it, code is a mad science. Take a look at the life of the true prophet of the digital age that you've probably never heard of. Trust us, these items will make you smarter.

1. Decoding The Heavens: A 2,000-Year-Old Computer And The Century-long Search To Discover Its Secrets
2. The Shipwreck Of Antikythera
3. A Brief History Of Machines And Mechanisms
4. Mad Science: Einstein's Fridge, Dewar's Flask, Mach's Speed, And 362 Other Inventions & Discoveries That Made Our World
5. The LEGO Technic Idea Book: Simple Machines
6. The LEGO Technic Idea Book: Fantastic Contraptions
7. Makers: The New Industrial Revolution
8. Automate This: How Algorithms Came To Rule The World
9. Nine Algorithms That Changed The Future: The Ingenious Ideas That Drive Today's Computers
10. Turing's Cathedral: The Origins Of The Digital Universe
11. Marshall McLuhan: You Know Nothing Of My Work!
12. Tubes: A Journey To The Center Of The Internet
13. Hackers: Heroes Of The Computer Revolution - 25th Anniversary Edition
14. Ghost In The Wires: My Adventures As The World's Most Wanted Hacker
15. Code: The Hidden Language Of Computer Hardware & Software
16. We Are Anonymous: Inside The Hacker World of LulzSec, Anonymous, And The Global Cyber Insurgency
17. The Genius Of Design
18. 100 Ideas That Changed Graphic Design
19. A History Of The Internet And The Digital Future
20. This Will Make You Smarter: New Scientific Concepts To Improve Your Thinking