TOPSHOT - A Tunisian man walks past a herbalist's shop selling medicinal plants at Souk el-Blat, in the Medina (old city) of Tunisia's capital Tunis, on March 14, 2020. - The herbalists' district of Souk el-Blat, in the heart of the old city of Tunis, recognisable by its aromatic scents and its stalls where vials, powders and bundles of various plants line up high, is a destination for people searching for traditional recipes against seasonal maladies, but now the attention is on COVID-19 novel coronavirus, for which no scientific remedy is yet known. (Photo by FETHI BELAID / AFP)