Tivoli Gardens: Christmas at Tivoli - See traveller reviews, candid photos, and great deals for Copenhagen, Denmark, at TripAdvisor. On 19 November Tivoli opens its gates for the annual Christmas market – it's Christmas again in Tivoli. All the traditions that both. Hi, I'm thinking about making an early booking for a trip to the Tivoli Christmas Market with my boyfriend. We would probably come on a Friday and leave on a.