You can create every kind of game with the UE4 -> you can even do such stuff nearly entirely with blueprints 
Here are some useful links:
https://docs.unrealengine/latest/INT/
https://wiki.unrealengine/Main_Page
https://wiki.unrealengine/Videos
For a large world like in skyrim you will have to use level streaming and other techniques for open world landscapes -> https://docs.unrealengine/latest/INT/Engine/LevelStreaming/index.html
To change the view:
Whenever you have any problems, just post them here into the forum or answerhub -> we are always here to help