Many visitors expect to see stalactites and stalagmites galore in Mammoth Cave but are surprised when they don't see many of ...

On Saturday night, the comedian and host of HBO's "Last Week Tonight" saw his latest crazy creation set out into the world as ...

Waco Mammoth National Monument in Waco, Texas provides the opportunity to view the fossils of Columbian Mammoths. Waco Mammoth National MonumentWhat makes Waco Mammoth National Monument so interesting ...

The idea began in May when comedian John Oliver, the host of HBO’s “Last Week Tonight” invited teams to pitch why they ...