The World's Billionaires 2015 The World's Billionaires 2015 The World's Billionaires 2015 edition was the 29th annual ranking of The World's Billionaires by "Forbes" magazine. The list estimated the net worth of the world's richest people. The new list was released online on March 2, 2015. As of 2015, Bill Gates had been placed at the top of this list 16 times. Bill Gates was again named the richest person in the world in "Forbes" Magazine's annual list of the world's billionaires. This is the 16th time that the founder of Microsoft has claimed the top spot. Carlos Slim, Mexican business magnate, came in
Grotta Regina del Carso released in the cavity. A specimen was photographed in 2004, and, since then, any other one has been observed. Grotta Regina del Carso Grotta Regina del Carso ("Queen of Karst cave", ) is a Karst cave in the village of "San Michele del Carso" (Slovene: "Vrh") in the municipality of Savogna d'Isonzo (Gorizia, Friuli-Venezia Giulia, Italy). The cave is not open to public, and the access is managed by "Talpe del Carso/Kraški Krti" speleological group, headquartered in the vicinity of the entrance. Grotta Regina opens above sea level. Overall, it is long and deep. The cave contains two main rooms,