The photo shows a tower for hydroponic farming. The system is developed by Aero, a company in the Pennsylvania USA.
A professor is asking question during a public viewing and discussion session in Ossining, New York, USA
Strawberries grown in hydroponic. The photo was shot at the Aero show-greenhouse.
A McDonalds "Pommesbude" in the near of the Smithsonian, Washington DC.
Pommesbude means kind of a "food truck".