Montana's mining history is about as vast as its rugged landscapes. Armed with picks and some pretty high hopes, settlers ...

In geology, even small layers can tell big stories. But figuring out the origins of such small layers can be a challenge, ...

Federal officials are considering reopening vast areas of public lands in Wyoming and Montana to new coal sales ...

The Trump administration’s proposed budget bill would cut funding to the U.S. Geological Survey (USGS) by nearly 40%, ...

A version of this article appears in print on June 21, 2025, Section A, Page 16 of the New York edition with the headline: Maps Might Be Lost as Cuts Threaten Geological Surveys.

For great views on the water (and under the water when it comes to this lake's beautiful multicolored rocks), this Montana underrated spot is a must-visit.