Get ready for a dynamic and engaging workout experience you haven't seen for women in the Rivertowns (Irvington, NY). A well-rounded calendar of classes that will keep your fitness routines fresh and exciting. Join us for strength & conditioning, barre, mat pilates, and more! Sweat, tone, feel good. This oasis is named after the happy songbird. In mythology, the lark represents a new day and symbolizes freedom, joy, melody and independence. Larks are known to flock - or gather - if you will.