The historic Cyclorama at the South End’s Boston Center for the Arts has hosted countless events over its long history, yet one of the biggest annual events to grace its unique interior is the Boston International Fine Art Show, which returns October 24–27. A showcase for galleries both near and far, this art marketplace also hosts a plethora of fascinating lectures that give an inside view of many facets of the art world, as well as the unveiling of the “Emerge” salon that highlights the work of early and mid-career artists and celebrates the 40th year of Art New England magazine on October 25 from 1–8 p.m. Get a sneak preview of the show on October 24 from 5:30–8:30 p.m., which boasts wine, delicious cuisine and live jazz.