'Jings, crivvens', as they say hereabouts to exclaim mystery and wonder.
I didn't put my own one at the top of the list by a long way. Personally, I was blown away by Kay's 'Australian Glider', with Yi's 'les Champs-Élysées' coming up on the rails (to continue the racing analogy)
But thank you. I will now retire to the quiet room to devise a devious theme title for number 7.