Melbourne, Australia: Coffee culture is so ensconced here that you can take a cafe culture walk with Hidden Secrets Tours.
Rome – Rome, Italy: Roman cafes have been accused of resisting modern techniques. But the capital is still home to the nation's best coffee.
Singapore – Singapore: Creative latte art deserves to be Instagrammed -- and is one of the trademarks of a coveted cafe in Singapore.
Vienna, Austria – Vienna, Austria: UNESCO listed Vienna's traditional coffee houses as an Intangible Heritage in 2011 -- nowadays, more modern espresso cafes are on the rise.
London – London, England: It's better known for tea time, but espresso-focused cafes have been popping up in earnest across London since the 1990s.
Reykjavik, Iceland – Reykjavik, Iceland: Local coffee houses flourish in the Icelandic capital -- Kaffitar is the closest thing to a chain in Reykjavik.
Wellington, New Zealand – Wellington, New Zealand: According to Wellington-ites, the ubiquitous flat white was perfected in New Zealand's capital. The drink has since become the Kiwi's unofficial national beverage.
Seattle – Seattle, Washington, US: The mermaid saint of chain coffee was born here, but she's only a small part of the city's coffee culture. "Coffee is our liquid sunshine in Seattle," says Joshua Boyt from Victrola Coffee Roasters.
Hanoi, Vietnam: Vietnamese filter coffee -- served black or with sweetened condensed milk -- is addictive for locals and tourists alike.