Stolen bicycles are bicycles that have been taken unlawfully from their owners. This crime can occur in various locations, such as streets, parks, or bike racks, often when the bike is left unattended. Thieves may use tools to break locks or simply take bikes that are not secured properly. The impact of stolen bicycles can be significant for victims, leading to financial loss and inconvenience. Many cities have implemented measures to reduce bicycle theft, such as increased surveillance and community awareness programs. Additionally, registering bicycles with local authorities can help recover stolen bikes and deter theft.