What am I seeing?
Sometimes you just can't tell what you're looking at in a picture. Here are some recent examples of things that aren't quite as clear as they could be.
For instance, what do you think this is? A microscopic image of dust? A textured road surface?
Shark fin preparation
A woman walks past shark fins drying on a road in Hong Kong, July 30, 2014. China is one of the world's biggest markets for shark fins where it is commonly served as a soup at wedding banquets and corporate parties. Conservationists say booming demand for fins has put pressure on the world's shark populations, prompting calls for measures to restrict their trade.
Unexploded missile?
Bombs in the street? An emergency evacuation in progress?
Protest art
A newlywed couple walks past an art installation showing an unexploded bomb, set near the Taras Shevchenko monument in the center of the western Ukrainian city of Lviv, July 31, 2014. Through the installation, the Lviv-based NGO Varta-1 aims at raising residents' awareness about the conflict taking place in the country, some 1200 kilometers to the east.
One of the Ten Plagues?
Is an abundance of frogs coming next? Has a modern-day Moses made the Nile flow with blood again?
Dye job?
A man looks at a contaminated river in Cangnan county, Wenzhou, Zhejiang province, China, July 24, 2014. Local authorities said the water in the river turned red after several buckets of red dye were misplaced near the riverbank. The local environmental protection administration found no harmful substances in the water, according to local media sources.
Hollow contrails?
Rice noodles in the pool? Hair under a microscope?
Berlin Sky Art
A star sculpture is prepared on the roof top of the Neue Nationalgalerie museum during the preparations for the Sky Art Event In Commemoration Of Otto Piene in Berlin, Germany, July 19, 2014.
Was that in Bond movie?
Don't make any sudden moves. This device might send bullets out in all directions?
A £20 memorial
A Royal Mint staff member holds the new £20 silver coin, made to commemorate 100 years since the outbreak of the First World War, at the Royal Mint in Llantrisant, Wales, Aug. 1, 2014.
The coin, seen in its casting hub in the previous image, was created by sculptor John Bergdahl in the art deco style prevalent at the time and depicts the figure of Britannia watching over the first troops leaving for France in 1914. On its obverse the coin bears the current portrait of the Queen by Ian Rank-Broadley.
Is there life on Mars?
An image from Mars? An enlarged pore up close? The back of someone's retina?
To the center of the earth?
In this photo taken July 16, 2014, a recently discovered crater is seen in the Yamal Peninsula, in Yamalo-Nenets Autonomous Okrug, Russia. Russian scientists said that they believe the 60-meter wide crater in far northern Siberia could be the result of changing temperatures in the region. Andrei Plekhanov, a senior researcher at the Scientific Research Center of the Arctic, said 80 percent of the crater appears to be made up of ice and that there are no traces of an explosion, eliminating the possibility that a meteorite had struck the region.