The cloisters of the medieval Salisbury Cathedral in Salisbury, England have been transformed into a stunning technicolor maze of 69 towers, thanks to 15,000 water bottles that change color in sync with choral music.
We also have photos of Colin Firth's wife, Livia Firth, who wore a gorgeous, green gown to the Golden Globes on Sunday night; towering monadnocks; a fresh look at a biodynamic winery, and more in our roundup of the best photos on TreeHugger this week.
The Week in Pictures: Gorgeous Green Prison, Ice Skating at the Beach, and More
The Week in Pictures: Slinky-Shaped Floating Hotel, the Sad French, and More
The Week in Pictures: Green New Year's Eve, Tiny Dragons, and More