3 Senses
October 9th, 2006Visiting the sulphar areas at Lassen Volcanic National Park takes 3 senses:
- Smell: rotten egg smell of hydrogen sulphide coming from hot vents
- Sight: steam and white clay tinted yellow, tan, or pink by minerals, chiefly iron oxide
- Sound: Bubbling mudpots
August 12, 2006
