Luminara has every luxury imaginable, including restaurants by Michelin-starred chefs and shops by Cartier and Piaget. But is it really a yacht? We find out during the shakedown cruise.

You probably know that caviar is made from fish eggs, but here's everything you need to know about the fish that makes this luxurious treat.

Fishermen off Valencia Island have astonished marine experts by catching a fish long thought extinct in Irish waters. The caviar-producing sturgeon — once known as the “royal fish” because it was ...