sentences:  The area contains a lecture theatre, education area, shop, restaurant, an interactive gallery, and a link to the RSA building.In January 2019, construction work began on a project to alter the lower level areas and to create extended exhibition space.It is planned that the Princes Street Gardens entrance will become the main entrance of the gallery; to facilitate access, East Princes Street Gardens is being re-landscaped with sloping paths and 52 trees have been felled, to be replaced with 22 newly planted saplings.