Photo: Jeff Hitchcock from Seattle, WA, USA, CC BY 2.0 Free nature spots in Toronto
Photo: Jeff Hitchcock from Seattle, WA, USA, CC BY 2.0 
Photo: Rosco1011, CC BY-SA 4.0 Allan Gardens Conservatory
Free, always
Photo: Dillan Payne, CC BY-SA 4.0 Scarborough Bluffs
Free, always
Photo: V. L., CC0 Evergreen Brick Works
Free, always
Photo: Mhsheikholeslami, CC BY-SA 4.0