The most important part of creating a three dimensional (3D) visualisation is making sure that the data and visualisation type are suitable for displaying in 3D. Incorporating 3D elements in a visualisation purely for aesthetic appeal usually results in a less effective visualisation. While there will be exceptions, it is generally only appropriate to employ a 3D visualisation when:
Do not add 3D effects to 2D visualisations, such as bar charts or pie charts! The 3D effects will distort your data and make it difficult for viewers to interpret, resulting in misleading or useless visualisations.