There are many dark sky festivals around the world. Here are just a few:
Aoraki Mackenzie Starlight Festival – Canterbury, New Zealand – October
Exmoor National Park – Devon, England – October
North York Moors and Yorkshire Dales – Yorkshire, England – February to March
South Downs National Park – Hampshire and Sussex, England – February
Jasper Dark Sky Festival – British Colombia, Canada – October
Hebridean Dark Skies Festival – Scotland, February
Death Valley Dark Sky Festival – California, USA – February
Mayo Dark Sky Festival – Mayo, Ireland – November