Creating conceptual graphic for global connectivity

Start by creating a circle using elliptical shape tool.

Insert a world map in the file.
Scale down to the circle size.

Press Ctrl+T. Right click the layer and select warp. Select bulge from the preset warp shapes on the top bar.
Press Ctrl+Alt+G to create a clipping mask.
Select the original circle layer that we used as a clipping mask. Double click the layer to open layer style window. Apply layer style with the settings shown.

Create a circle of the globe size using elliptical shape tool.
Double click the layer to open layer style window. Apply layer style with the settings shown.
Change the layer mode to overlay.
Create a rectangle using rectangular shape tool.

 

Press Ctrl+T. Right click the layer and select distort. Adjust nodes to get the shape as shown.
Press Alt key and keep hitting right arrow key till you get a 3D extrusion as shown below.

 

Move the lower most layer on top of all layers. Except this layer merge all duplicate layers. Double click the layer to open layer style window. Apply layer style with the settings shown.

 

Select the top layer and apply the same layer style.
Create a line divider using line tool.
Create a rectangle using rectangular shape tool. Rotate it. Apply same layer style.
Duplicate this layer. Merge both layers. Erase the left hard edge using eraser tool.
Using pen tool create a shape like this.
Double click the layer to open layer style window. Apply layer style with the settings shown.
Duplicate this layer and scale down. Move one step down in layer order in layer palette.
Using pen tool create a wire surrounding half of the globe.
Apply gradient overlay and stroke as in previous steps.
Merge all layers of the telephone/modem clip. Double click the layer to open layer style window. Apply layer style with the settings shown.
Select custom shape tool and from top bar select a 10 point star shape. Reduce opacity. Move below the clip layer in layer order.