In October of 2014, Cointelegraph reported that the city of Arnhem in the Netherlands had become the densest concentration of Bitcoin merchants in the world. And in November, the organizers held a successful six month anniversary event entitled “Arnhem Bitcoin Metropolis,” which attracted nearly 100 people who made over 175 Bitcoin transactions. First Stop: Bitcoin City While on vacation in the Netherlands during the holiday break, I decided to bring my bitcoin-filled digital wallet and pay a visit to Arnhem Bitcoinstad, a city with a population of just over 150,000 people, to get an idea of what is actually happening …