Miranda Kerr and Snapchat's Evan Spiegel Shacking Up in Style

Miranda Kerr and Snapchat founder Evan Spiegel have emptied their piggy banks to buy a super awesome home in the land of O.J. ... Brentwood, CA.

The model and the techie dropped a cool $12 mil on an incredible 7,100 square foot gated estate on almost an acre of precious land.

The main house has 4 bedrooms, 6 bathrooms, a pool and a home gym.

The architecture is spectacular ... it was designed by one of the most famous architects in California history ... Gerard Colcord.