Judging from these photos of Katie Cassidy's latest trip to the beach, adhering to a superhero fitness regimen certainly has its perks. The Arrow actress headed to her favorite vacation spot in Miami on Monday to splash around in the surf, goof off with friend Tommy Cole, and nearly shut down all of Florida with a deadly heat wave, thanks to her bangin' bikini body. You know, the usual. She laughed her way up and down the sand in a black-and-brown Acacia two-piece, which showed off what appears to be a new tattoo on her hip that reads, "Just Breathe." Throughout the week, the actress returned to the beach, where she flaunted her killer physique in a barely there orange bikini, a black-and-white bathing suit with cool cutouts, and a white striped two-piece. Keep scrolling to see more pictures of the star, and then check out some sexy snaps from her Christmas vacation last year!