Northumberland was already home to a handful of observatories and amateur astronomers before it began "tapping into an emerging zeitgeist of people wanting to go stargazing", says Duncan Wise, visitor development and tourism officer at the park. But the growth in astro-tourism has been "exponential", he says. The visitor economy used to be very seasonal, between April and October, but now extends year-round to include the stargazing season, between October and March.
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