Young faces - unscarred by that rampaging beast called time. The young lean bodies sustained on bad mess food, unfattened yet by junk food and too much coffee.
Importantly, the easy smiles. Enthusiasm all over - the comfort of being with friends you can let your hair down with. Where mundane considerations like life, jobs and a career still seemed far away. Where a tough life meant things that were laughably smaller in comparison. Where fights were over things so ridiculously petty that they seemed like life-and-death back then.
Yes, an accidental viewing of old college photos brings back a flood of memories. The word, I believe, is "evocative". It's amazing how much can change in 6-7 years.