Petrified wood forms through a process known as permineralization, which happens under very specific conditions. It all ...

Cross-sections of petrified wood often showcase a glistening rainbow of colors ... such as the Petrified Forest National Park ...

This Petrified Forest National Park one day itinerary is the perfect Route 66 detour to explore this unique spot.

While most come to see one of the world's largest concentrations of brilliantly colored petrified ... that replaced the wood tissue 200 million years ago is tinted in rainbow hues.