It goes well with Skolar, ITC Clearface, Lato, Chronicle, Lora and Miller Display. If you're thinking about using P22 Underground then try
People commonly tag it as fashion, serif, sans serif, music, classic, simple, magazine, news, design and modern. You can get it from Fonts.com, Fontspring, MyFonts, Typekit and YouWorkForThem.
Examples P22 Underground on its own
In action 6 P22 Underground samples
