Descending into Wind Cave NP

Somewhere at least 100 feet below ground and somewhere in the 140 mile of known trails, we descend further on the tour.

Hand held, no flash, high iso.

[Lady Magpie (Heather)]

Lovely capture but you've got to climb out again, unless there is a very old lift.

[J A Byrdlip]

@ladymagpie 1932 vintage shaft.

[KWind]

What a cool place! Nice shot.

[Tracy H Hale]

so interestingly mysterious