Find your Zelus challenge
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Photographs illustrate preferences, not the route of your virtual challenge. Challenge artwork belongs to Zelus.
Quiz photography: George Hiles, Kate Cullen, lucas Favre, Kristjan Kotar, Toomas Tartes, Holly Mandarich, Sixteen Miles Out, MChe Lee, Diego Romeo, Yves Moret, Jonny Gios, Job Savelsberg, Brice Cooper, matt mr. Unsplash Licence. Resized for the web; display crops.
Richmond: Jim Linwood, CC BY 2.0. Tower Bridge: David Monaghan. Tower of London: Gavin Allanwood. Both existing photographs under the Unsplash Licence.
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