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The Scenario View is where you will find a list of all the data for the scenario or scenarios that you are currently working with. Each scenario that you are working with is listed as a top-level item in this view, which can be expanded by clicking the plus 
icon next to its name, to see the details of the scenario. Inside each scenario, you can see a list of the Mappable scenario data, which Data and Scenario Data. All data listed in Mappable Data are the layers of data that appear in your rendered map , as well as a list of whereas all the data listed in the Scenario Data, which includes all non-renderable data for the scenario (e.g. tables).
The Scenario View is also where you would go to do the major operations on your scenarios: adding an earthquake hazard or other data, running damage analyses, etc.
Visualization View
The Visualization Window Views are where the rendered maps of your scenario will appear. Each scenario can have its own rendered 2d and 3d map, so you can see the visualization of your scenario. It is here that you can get a quick visual overview of the results of your analyses. You can control the camera position by using the mouse, or click the view control buttons in the toolbar.
Data Catalog View
Style Editor View
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