Unsplash is a website providing royalty-free images that have been donated. Colin Bootle donates photographs to Unsplash (profile page https://unsplash.com/@bootle).
Images can be used in any way you wish, without payment. However, if you would like to give a donation, please make a gift to my chosen charity, www.thuso.org (donations accepted online at https://mydonate.bt.com/charities/walthamforestthusoinsouthafrica)