Old bulgarian Scripture as keyboard of the laptop with isolated screen on white background
Saigon, Vietnam - June 15: Museum of war on June 15, 2011 in Saigon (Ho Chi Minh City), Vietnam. Ho Chi Minh is the biggest city in Southern of Vietnam.
Medicine, doctor and stethoscope,healthy food are the sign of good health,long life,vitality.
RUSSIA, BORODINO - OCTOBER 12: Unidentified driver sit in truck cabine on reenactment of the battle in WWII near the Borodino village in 1941, in Moscow region, Borodino, on 12 October, 2014, Russia
Rebuild Song dynasty town in dali, Yunnan province, China. Three pagodas and water with reflection
Energy audit of a real house with solar panels installed for renewable energy and economic
Two Indonesian friends looking on a tablet computer, in a tropical environment