What is this?

This is an important bit of SriLankan history enshrined in a commercial building in Colombo.

1. What is this ?
2. Where is this located ?

 

 

 

 

 

Deepthie has two questions on this photo quiz, 1. What is the Country of Origin of the photo?

                                                                                                2. Spoken language of the province can be seen on the Stop Sign. What is the name of the Language?