Grand Prismatic Pool.
About 200′ across and 160 degrees Fahrenheit, it drains 500 gallons of water every minute into the Firehole River.
Sur La Plaque!
Bicycles, beer and other self-indulgent ruminations.
About 200′ across and 160 degrees Fahrenheit, it drains 500 gallons of water every minute into the Firehole River.
Sur La Plaque! 
Beautiful. Serene. Wish I was there, too!
Looks awesome. Great photos.