Jennifer Aniston, Heidi Klum and Kim Kardashian are all bona fide bikini babes of our time, but who were the beauties that came before them and set the thermostat to smokin’ hot?

From iconic pin up girls and models to the most celebrated Bond girls and Charlie’s Angels, RadarOnline.com has photos of the 10 sexiest swimsuit sirens of all times in a special feature.

Time is not on these celebrities sides!

All the money in the world can’t save Hollywood stars from getting older, and while some manage to age gracefully, others haven’t been quite so fortunate.

From too much plastic surgery to outrageous weight gain, RadarOnline.com has photos of the 20 most shocking celebrity aging transformations.

PHOTOS: The 20 Most Shocking Celebrity Age Transformations