GN3 wire baskets and picture desk, that are managed in GN3 under Baskets menu, in GN4 are managed on the Collections navigator. The navigator shows the collections folders you can access.
Find the related commands under the Collections menu.
Double-click a collection folder to display its content.
Use the Type selector to restrict the displayed content only to selected types. This selector also displays all the content types you can put in a collection.