Enter your mobile number or email address below and we'll send you a link to download the free Kindle App. Then you can start reading Kindle books on your smartphone, tablet, or computer - no Kindle device required. To get the free app, enter your mobile phone number. Cultural nostalgia is omnipresent as we enter the new millenium, and much of the looking back is focused on the 's. It was a time when being young and American meant a world of sexual freedom in an era untainted by AIDS. For photographer MArk Helfrich it was a time to not only explore these freedoms, but also to document them.