The colors of the Excelsior Spring were unreal and watching the steam dance in the sunlight was mesmerizing.
Yellowstone is an absolutely incredible place, but I encourage everyone to follow the rules when you visit.
Yesterday, a photographer flew a drone over the Grand Prismatic Spring, ignoring National Park rules banning drone use inside parks, and it crashed into the Grand Prismatic Spring sinking to the bottom of the 120 foot deep pool - http://time.com/3088792/drone-yellowstone-park/
All it takes it one person to potentially destroy a beautiful natural wonder and ruin it for everyone else...