Chapter
The Singing Sands of Indiana Dunes National Park
03:59 - 08:16 (04:16)
Indiana Dunes National Park is known for its singing sands, which produce a loud, low-pitched rumble when dry sand grains of a certain size, shape, and humidity are rubbed against each other.
Clips
Indiana Dunes National Park, located 32 miles outside of Chicago, is a unique national park as its sand dunes produce sound known as "singing sands", triggered by the composition of the sand and the wind or even just by walking on the sand, creating a loud, low-pitched rumble or barking sound that can last several minutes.
03:59 - 06:03 (02:03)
Indiana Dunes National Park
Summary
Indiana Dunes National Park, located 32 miles outside of Chicago, is a unique national park as its sand dunes produce sound known as "singing sands", triggered by the composition of the sand and the wind or even just by walking on the sand, creating a loud, low-pitched rumble or barking sound that can last several minutes.
ChapterThe Singing Sands of Indiana Dunes National Park
Episode125: Diana of the Dunes. Indiana Dunes National Park.
PodcastNational Park After Dark
When dry sand grains of a certain size and shape and at a certain humidity rub against each other, it creates a singing sound.
06:03 - 08:16 (02:12)
science
Summary
When dry sand grains of a certain size and shape and at a certain humidity rub against each other, it creates a singing sound. This sound is coming from within the dunes themselves.