• Visitors stand on the boardwalk of Grand Prismatic, the park's largest hot spring which is ringed with orange, brown and yellow runoff channels.

    Yellowstone

    National Park ID,MT,WY

S is for Snake

A rattlesnake perks up as if it were to strike.

The prairie rattlesnake is the only poisonous snake in Yellowstone. They are not very common so most people feel lucky if they see one.

 

Did You Know?

Summer Crowd at Old Faithful.

At peak summer levels, 3,500 employees work for Yellowstone National Park concessioners and about 800 work for the National Park Service.