Rio de Janeiro, Brazil
If you want to get a local SIM card with internet, then go to Rio Sul shopping centre and get it from a mobile shop there, for example, TIM. In other places they don't sell to foreigners. They will also need your passport details, but having a copy is enough.

Travel, chat,

Are you planning
a trip?

Select time and place and
find other travellers who will be there

You are travelling and looking for new friends?

Choose a language and see
who is travelling nearby

Have you got the tickets?

Check in your trip (date and destination)
so other travellers can message you