Photographer Mitch Epstein's years-long project highlights the majesty and vulnerability of old growth forests across the US ...

The last true wilderness in America is in the northernmost region of Alaska, and just getting there is a daring feat that requires intense planning.

I often hear people say I wish we could return to the good old days when times were much simpler. However in remembering the past, we often choose to remember the good times and forget the bad times.