Unknown to most, the buzzy SoMA neighbourhood where most of these winemakers work was once called South of the Slot (referring to the cable car line that ran down the centre of Market Street) and was home to more than 100 wineries in the late 1800s, including J Gundlach and Co, California's oldest continuously family-owned winery (now based in Sonoma).

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Hop on the historic St Charles Avenue Street Car, which threads through the centre of the Warehouse District, and stay on the line until you reach the elegant Garden District, a neighbourhood that emerged largely unscathed from the storm.

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She cited Cowbridge as an example of a thriving high street which had survived against the challenges presented by out-of-town centre and on-line shopping.

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