Saw a friend share this on facebook and just got my free tickets. Went last year and the family had a blast Sydney Observatory is on waiting list, add $1 donation to get a tix :) Thanks fickre for …
![[NSW] Free Museum Weekend 2018 - Powerhouse, Sydney Observatory, Museums Discovery Centre and Australian Museum 23 and 24 June](https://files.ozbargain.com.au/n/61/384361.jpg?h=9ba93baa)
