Many people go traveling but they forget one important thing to do.
It is wise to take a photocopy of your passport and upload it to the cloud or email it to yourself.
This way you will always have access to your identification anywhere in world. Just incase of any emergency you can be sure to access it quickly.
Upload to the cloud
As previously mentioned, this way the photocopy will remain safe and can be accessed with your smartphone and wifi.
Now a days there is internet connection in many travel destinations and you will be near internet connectivity almost anywhere you go.
Look at this interesting Wiki page that shows the countries with the highest internet users.