sixtysexyandfit:

Red sky at night …………..

sixtysexyandfit:

Red sky at night …………..

paxlunar:

Anthrax

paxlunar:

Anthrax

oecologia:

Aurora Meets Volcano (Eyjafjallajökull, Iceland) by James Appleton.

dearscience:

Full Star Trails Bristlecone by kevin mcneal

dearscience:

Full Star Trails Bristlecone by kevin mcneal