The COVID-19 pandemic has crippled Italy and is ricocheting its way around the globe. But amid the fear and sickness, Italy's country-wide quarantine has had at least one uplifting consequence: Venice's usually dark, murky waterways have turned noticeably more clear. 

"The water now looks clearer because there is less traffic on the canals, allowing the sediment to stay at the bottom," a spokesman the Venice mayor's office told CNN.