https://londonist.com/london/things-to-do/50-things-every-londoner-should-do-at-least-once
 

Barbican conservatory

https://www.barbican.org.uk/whats-on/2021/event/visit-the-conservatory-akari-cloud

roof view on St Paul's catherdral

https://onenewchange.com/roof-terrace-one-new-change