Caviar and other exotic delicacies will be available to travellers using Sydney Airport's international terminal later this month.

The Caviar House & Prunier Seafood Bar will offer travellers "elegant surroundings" where they can enjoy Prunier caviar, smoked Balik salmon, sushi, sashimi and foie gras.

For the majority of Mexican immigrants, looking beyond the border gates to San Diego and LA offers new hope, the promise of a new life and perhaps financial security.