Introduction

From the secret signs of homeless communities to Toynbee tiles, the world of advertisement and even the US dollar, the world is chock-full of hidden signs, languages and symbols. Recently, the guys hit the road, traveling across the northeast and exploring these secret images on their first live tour. Tune in to learn more about the strange world of hobo code, the weird images on US currency and the murky origins of the Federal Reserve.

They don't want you to read our book.: https://static.macmillan.com/static/fib/stuff-you-should-read/

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