getPlacesForPoint.m

// find places near a point

SGPlacesQuery *query = [SGPlacesQuery queryWithPoint:[SGPoint pointWithLat:37.772445 lon:-122.405913]];

[client getPlacesForQuery:query
                 callback:[SGCallback callbackWithSuccessBlock:
                           ^(id response) {
                               // you've got Places!
                               // to create an array of SGPlace objects...
                               NSArray *places = [NSArray arrayWithSGCollection:response
                                                                           type:SGCollectionTypePlaces];
                           } failureBlock:^(NSError *error) {
                               // handle failure
                           }]];