Pond And Walkway Under Apartment Block. The BarbicanEstate, City Of London. Stock Image

Sunlight and shadows under an apartment block at the Barbican estate in the City of London, England. Light on the water reflects onto the beams above.The buildings are of brutalist design and the concrete pillars have had texture imprinted. The pond has a green colour which is from a vegetable dye, used to prevent blanket weed growing by stopping the photosynthesising process.