Measuring 42 meters in length over all and fitted with a three-seat submarine, superyacht Sofia is a striking custom vessel, launched by the prestigious Dutch builder Moonen Shipyards in 2012. With naval architecture by Stolk Marimecs BV, luxury motor yacht Sofia boasts sophisticated exterior design by Rene van der Velden. Designed by Art Line Studio, her stylish interiors can comfortably sleep up to 12 guests. Below is a video showing Sofia at full speed, made by Dick Holthuis Photography and released by Moonen Shipyards.