Gwen Stefani and Blake Shelton own a secluded ranch ... complete with an outdoor pool and swim-up tiki bar. The building boasts a balcony offering up views over the stunning pool and lake beyond.

Last year, Stefani and Shelton booked separate gigs and spent the holiday apart Gwen Stefani/Instagram Gwen Stefani rang in the New Year on her family's Oklahoma ranch! On Tuesday, Dec. 31 ...