A couple take a picture in a field of fireweed, or Kochia scoparia, at the Hitachi Seaside Park in Hitachinaka...
A couple take a picture in a field of fireweed, or Kochia scoparia, at the Hitachi Seaside Park in Hitachinaka, Japan, October 22, 2018. Fireweed is a grass bush that takes on a bright red colour in autumn. REUTERS/Toru Hanai