Middle Geyser Basin

August 30, 2017 in the United States ⋅ ⛅ 22 °C

We were all thrilled to get to see these famous geothermal features on our first day here. We walked up a steep boardwalk to a plateau where we found Excelsior Geyser Crater (where a geyser blew its top), and finally the Grand Prismatic. The bacterial mats and surrounding mineral layers create a rainbow that's absolutely indescribable.Read more