Ice Caves of Montana | Above: This ice cave is located near
Crystal Lake in the Big Snowy Mountains of central Montana,
about 25 miles south of Lewistown. The photo was taken in August
of 2009. The columns behind me are solid ice and I am standing
on ice. CLICK HERE to watch a 5-minute YouTube video of my trip
to this cave. Below: This photo shows the entrance to an ice
cave located in the Pryor Mountains, south of Billings. This one
is simply called "Big Ice Cave." CLICK HERE to watch a
2.5-minute video of my June 2009 trip to Big Ice Cave. Although
there are others scattered in the mountains of central and
eastern Montana, the ice cave near Crystal Lake (top photo) and
Big Ice Cave in the Pryors are two of Montana's most popular ice
caves. Most (perhaps all) ice caves in the state are found in a
rock formation called the Madison Limestone, which has been
described as a 'geologic Swiss cheese" due to it's many caves
and sinkholes. In fact, Montana's most famous cave, the Lewis
and Clark Caverns, was formed i