With Google Earth, you can place custom images and Google SketchUp 3D models over the view of the earth. Image overlays provide additional information about the underlying earth imagery. For example, you can: 1  Use a map of satellite weather data that updates to reflect the most recent weather imagery for that region.lacing Google SketchUp 3D Models. To place a Google SketchUp 3D model in Google Earth: 1  Click Add Model or press Ctrl + Shift + M (+ Shift + M on the Mac). 2  The New Model dialog box appears.
The triquetra, also known as a trinity knot, is believed to represent the three promises of a relationship such as to love, honour, and protect, and can be found as a design element on Claddaghs and other wedding or engagement rings.riquetra (/traÉªËkwÉtrÉ/ ; Latin tri- three and quetrus cornered) originally meant  triangle  and was used to refer to various three-cornered shapes.
In Celtic-based Pagan traditions it is often used as a symbol of the three realms of earth, sea and sky. In the past there has been speculation that the triquetra is a symbol of the triple goddess or was used as a Celtic symbol of feminine spirituality though no solid scholarly evidence has been found to date.