https://www.cnet.com/news/inside-fukushima-daiichi-nuclear-power-station-nuclear-reactor-meltdown/

Ahead of that milestone, CNET paid a visit to Fukushima to look at the different kinds of technology being employed at the facility, whether it's robots going into the reactors themselves, or drones and virtual reality offering views of the facility. 

The following is a collection of key moments from our journey.