grand canyon national park
The famous tourist site publishes the list of the world's most beautiful landmarks in mid-August, in the book
Geologist of Nevada Las Vegas University, Stephen Rowland, has made an unexpected discovery about a reptilian creature's footprint that appeared up to 310 million years ago.
The phenomenon of temperature inversion appears a sea of dense fog surrounding the Grand Canyon, USA.
Images taken over time depict the entire cloud reversal process - a rare phenomenon in the Grand Canyon, USA.