The Summer Jamboree is an annual festival celebrating 1940s and 1950s American culture, particularly focusing on music, dance, and fashion from that era. Held in Senigallia, Italy, the event attracts thousands of visitors who enjoy live performances, vintage markets, and themed parties. During the festival, attendees often dress in retro clothing, embracing the styles of the time. Activities include swing dancing, rockabilly concerts, and classic car exhibitions, creating a vibrant atmosphere that transports participants back to the mid-20th century. The event fosters a sense of community and nostalgia for the golden age of American pop culture.