The National Park Service's official safety guidelines advise staying at least 25 yards away, as the Tourons account ...

"Do people think Yellowstone is a zoo?" Video captures tourists pressing their luck with massive wild animal at Yellowstone ...

Find out why America's most popular national park welcomes millions of visitors every year and why this gem is renowned for ...

A Yellowstone National Park visitor was recently spotted walking in flip-flops across an off-limits zone. Photos of the ...