Perplex City Card Game - Find $200,000 Hidden Somewhere on Earth

This is awesome:

Hidden somewhere in the world is a buried treasure with a $200,000 reward. All you have to do to claim the bounty is solve a series of cryptic puzzles. Sounds simple? Well, it’s not. Perplex City is an Alternate Reality Game (ARG) that blends real-life treasure hunting, interactive fiction, puzzle-solving, online communities, and live events in cities around the world. It’s a sort of bizarre mix between Alice in Wonderland and The Matrix Here’s how this awesome ARG works:

- Buy Perplex City Card packs (6 cards per pack - card measurement: 4"X6").
- The puzzle cards feature optical illusions, riddles, mazes, origami, anagrams, codes, pop culture trivia, and even the odd Sudoku.
- Go to the Perplex City website and enter the puzzle solutions and any codes discovered.
- You’ll earn points for all correct solutions and codes, and get closer and closer to winning the $200,000.