Around the world, different cultures have unique customs that may seem strange to outsiders. For example, in Japan, it is customary to bow as a greeting, while in Italy, people often greet each other with a kiss on both cheeks. These practices reflect the values and traditions of each society, showcasing their distinct ways of expressing respect and friendship. Another unusual custom can be found in Tibet, where some people practice sky burial. This involves leaving the deceased on a mountaintop to be consumed by birds, which is believed to help the soul reach enlightenment. Such customs highlight the diverse beliefs and rituals that exist globally, emphasizing the rich tapestry of human culture.