Designed by John Shuttleworth, Adastra is an impressive 140-foot (42.5m) cruising trimaran currently under construction at the McConaghy yard, in China.

Shuttleworth Design has just announced an all-new trimaran from their design table, the Shuttle 39.  

Over 60 feet, we enter the world of catamaran super-yachts. Up-market boats for setting off to discover the world in remarkable comfort.

The coming boat shows will once again be showing bigger and bigger boats, and the multihull world hasn’t escaped this rule. Are these big catamarans or trimarans really ‘Yachts’?

With these boats of over 70 feet, we enter the wonderful – and very expensive – world of superyachts! Boats which will require a professional crew, for both maintenance and the smooth running of ...