CHAPTER XIII.

Lower Geyser Basin--Down the Firehole--Prismatic Hot Springs--The Cauldron--Old Spring Basins--The Conch Spring--Horn Geyser--Bath Spring--The Cavern--Mud Springs--Thud Geyser--Fountain Geyser--Mud Pot--Fissure Spring--White Dome Geyser--Bee-hive--Petrifaction--Hot Spring Vegetation--Cold Spring--General View of the Basin--The Twin Buttes--Fall of the Fairies--Rainbow Spring 162