Photo: Tom van OossanenPictured on the Italian Riviera outside Portofino this past summer is the 49.99-metre superyacht Herculina (ex. Iroquois). Built by the Feadship and launched in 1998, she features naval architecture and an exterior design by De Voogt Naval Architects, whilst her interior design is by Glade Johnson Design. Built with a steel hull and aluminium superstructure, she accommodates up to 10 guests in total over 5 commodious cabins, including one master suite, three double cabins and a twin cabin. A crew of 11 are accommodated for. Powered by twin CAT 3512 1,370hp engines, she has a maximum speed of 16 knots and a cruising speed of 15 knots.