TopPlace™ is available in multiple languages. A full list can be found here.
To ensure the TopPlace™ product that is being used is localized, the URL referenced in the code will need to reflect the language requested.
To request a language, change the "en" at the end of the request to the corresponding language code. All codes available can be found here.

Please note, the default language is English.
For further reading, consult our blog post going-global-topplace-heat-maps-now-in-many-more-languages