3D - 2

What are some 3D, fully-explorable games like Tony Hawk Underground, Spiderman and GTA?

I love all 3 games, and I want to know: what are some other fully-explorable, 3D games like those? I want something with good graphics. Thanks in advance.

Public Comments

1. Mercanaries 2,operation flashpoint,crysis,two worlds, oblivion, prototype,infamous