In Drupal 8 strings can be translated with .po files or translation interface provided by the locale module. But views strings like sort options, header, footer or any other string can only be translated through configuration translation and can be enabled by enabling "Configuration Translation" module.
Now each view will have a "Translate View" tab on edit view page, through which translations can be added for each language.
In online world with youtube becoming so popular several users have their own youtube channel to showcase their own videos. In your web application you may have your own youtube channel about review of an place/item etc. For drupal based web application we have a module that exactly does this. The module is youtubechannel.