The Haarlemmerstraat in Amsterdam is a narrow enough thoroughfare that from my office window I can easily see into the shops across the street. There is the olive oil boutique, with its rows of metal barrels and its sign inside saying “Check Your Oil,” and the coffee shop that young, nattily dressed tourists wander into to get licitly high.

http://travel.nytimes.com/2013/04/21/travel/quirks-of-amsterdam-revealed-during-lunch.html?pagewanted=all&_r=1&