Lily Aldridge is featured in the 2015 SI Swimsuit Issue, which hits stands this week.
Aldridge was photographed in Washington by Yu Tsai. In 2014, Aldridge was photographed in Cook Islands.
This year, seven models are up for Rookie of the Year: Ashley Smith, Erin Heatherton, Hailey Clauson, Kelly Rohrbach, Robyn Lawley, Rose Bertram and Solveig. Voting runs through Feb. 28 on the SI Swimsuit 2015 website.