Judith River Formation Secondary 236, MP 49 In 1855, geologist Ferdinand V. Hayden explored the upper Missouri River for the United States Geological Service.

One of these battles centers on the plan to blow up a natural rock formation called Pedral do Lourenço in Pará state. Spread across 43 km (27 mi) of the Tocantins River, this rock formation is ...

A peculiar cluster of fossils was retrieved from the Green River Formation in Utah back in 1969 – the 47-million-year-old leaves of an “alien plant” that was thought to be an unusual member ...

The nine rivers and lakes—which include the Casiquiare River, the Arroyo Partido, the Wayambo River, the Atchafalaya River, North Two Ocean Creek, Divide Creek, the Committee's Punch Bowl, the ...

A severe drought caused a rock formation in the Mississippi River to be visible. It's a rare sight, but those wishing to see might be disappointed. The drought, this week, caused water levels near ...

According to the Missouri Department of Conservation's website, the rock formation is "an erosional remnant left as a result of Mississippi River channel shifts."Composed of limestone, the rock ...

That formation occurs when snow falls on water in a river with near freezing temperatures. We, along with the NWS, are continuing to look into this and will update you as we get more information.

A drought has exposed Tower Rock, a Mississippi River rock formation. Here's what it looks like The site is normally only accessible by boat. But, tourists hoping to visit might be disappointed.