Midway Geyser Basin

Rudyard Kipling, who visited Yellowstone in 1889, immortalized this basin by referring to it as "Hell's Half Acre
 

 

Excelsior Geyser Crater

The geyser was active in the 1880's and again

in 1985 briefly. Water spouted over 300feet

when it was active. Today it

discharges over 4000 gals per minute into the

Firehole river at 199 degrees F

Runoff from Excelsior into the Firehole River

 

Runoff into Firehole River

 

 

 

 

Grand Prismatic Spring

Largest hot spring in the U S and 3rd

largest in the world