BOLSHOI BOOZE is actually GPS coordinates (35°-114'-N, 92°-44'-W) converted to words using a phone keypad cipher. The numbers 3-5-7-2-4-5-7-2-8-8-3-3 correspond to B-O-L-S-H-O-I-B-O-O-Z-E, which Michael used to hide the location of a meeting point in the desert where the escape plan was coordinated.