Photo: Ashton 29, CC BY-SA 4.0 Free parks & gardens in Adelaide
Photo: Ashton 29, CC BY-SA 4.0 
Photo: Yu Chu Chin, CC BY-SA 4.0 Himeji Gardens
Free, always
Photo: Peripitus, CC BY 3.0 Elder Park
Free, always
Photo: Ikhwan Zailani yuslim | honestly lazy from Adelaide, South Australia, CC BY 2.0