Which state is known for bikers?

Could you tell me which state in the United States is particularly renowned for its vibrant biker culture? Is there a particular region or area within that state that stands out as a hub for motorcycle enthusiasts, drawing riders from all over the country to partake in rallies, rides, and other events centered around the biker lifestyle? Additionally, are there any notable landmarks or attractions in this state that have become synonymous with the biker community?