Other countries have also made the list, including **Berlin, **Singapore, **Tokyo, **Melbourne, and **Zurich.
The safety rating of cities is based on various criteria, such as levels of crime, quality of the healthcare system, public transportation networks, and climate change policies.
"Locally, Singapore ranks fourth in the economy, thanks to the adherence to laws and modern technologies, as well as the sustainable economic development and environmental sustainability," the report from "Numbeo" states.
