Visitors stand on a platform beside the Rhine Falls in the town of Neuhausen south of Schaffhausen June 13, 2012. The Rhine Falls are the largest falls in Europe, with an average flow of 700 cubic metres per second (25,000 cubic ft/sec) the water cascades down the cataracts, which are 150 metres (450 ft) wide and 23 metres (75 ft) high.
A man looks at the world's first energy-powered wheel for bicycles during the 'Intersolar' Europe trade fair in Munich June 13, 2012. The front wheel called 'Roola' is developed by proEco, powers at 250 watt and travels up to 65 km (40 miles). Around 1,900 exhibitors present their new technologies at the trade fair running until June 15, 2012.
Women hold a rainbow flag from a rooftop during an annual Gay Pride parade in Tel Aviv. On June 8, revelers paraded in the streets of Israel's free-wheeling city of Tel Aviv, which has become a Mediterranean hotspot for gay tourism, ending their celebration with a party on the beach.
A man plays a guitar at the Bare Oaks Family Naturist park in Sharon. Nudists, who say they are not about forcing nudism on others, emphasize the nudist lifestyle is simply about enjoying oneself without the social or physical burden of clothing in a non-sexual family friendly environment of like-minded people.
Five-year-old girls dance on the shoulders of women during the "Coca" celebration in Redondela, in rural northeastern Spain. The tradition of dancing with daughters on the shoulders is taken from a local legend, believed to originate from the Middle Ages, about two women who were saved from a dragon by dancing in this manner. The children are dressed in traditional costumes called "Penlas".
A partygoer gestures as she takes part in a Spring Break Europe party in Rovinj, Croatia. The party has been organised and held in Rovinj for three consecutive years.
Spots where pieces have fallen off the top of the Trevi Fountain are seen in Rome. The Trevi Fountain, one of the iconic symbols of Rome, is losing some of its pieces, raising the alarm that the monumental structure needs a new major restoration. At the weekend, a few stone laurel leaves fell from the top frieze of the fountain, which marks the terminal point of of one of the aqueducts that brought drinking water to ancient Rome.
Tourists stand along Ross Road in Stanley, Falkland Islands. June 14, 2012 marks the the 30th anniversary of Argentina's surrender to Britain after invading the islands, which Argentina calls the Malvinas, on April 2, 1982.
Indian masseuses stand by a pool in the spa of the Olympia Riviera resort in the town of Killini, some 285 km southwest of Athens. Greece's sandy resorts, azure waters and ancient temples remain popular, but will not, it seems, be enough to pull it out of a fifth year of recession. The pain is already being felt - tourist receipts for the first quarter tumbled by 15.1 percent to 396.3 million euros from 466.7 million euros, the Bank of Greece said.
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A herd of elephants outside the Treetops Hotel in the Aberdare National Park near Nyeri in central Kenya, where the young Princess Elizabeth was staying when she acceded to the throne in 1952. The recently refurbished tree lodge hotel became famous for its royal connection and, among a series of Jubilee celebrations. The Queen had been staying at 'Treetops' when she learnt of her father's death and that she had become the monarch.
A Nissan Leaf electric taxi is displayed during a presentation as part of World Environment Day celebrations in Sao Paulo. The Electric Taxi vehicle program will be introduced to the city streets during the second half of this year. According to Nissan, the Leaf can travel some 160 kilometres (100 miles) on a single charge.
Tourists take an aerial ride in the rainforest tram at the Braullio Carrillo National Park, 50 km east of San Jose, Costa Rica. According to a recent poll, Costa Ricans would agree to pay higher taxes if it is used for actions to promote the environment, according to local media. More than 30% of Costa Rica's territories are held in national parks.
One World Trade Center is reflected on the south pool of the 9/11 Memorial Plaza as tourists visit the memorial in New York.
Crew members check the Solar Impulse plane after it landed following a 19-hour flight from Madrid at Rabat's International airport. The plane landed in Morocco on Tuesday, completing the world's first intercontinental flight powered by the sun to show the potential for pollution-free air travel.
Employees build a train at the Swiss Stadler Rail plant in the northern Swiss village of Bussnang.
Britain's Queen Elizabeth's barge travels along the River Thames to celebrate her Diamond Jubilee in London June 3, 2012. Britain's Queen Elizabeth led an armada of 1,000 boats in a gilded royal barge down London's River Thames in a spectacular highlight of four days of nationwide celebrations to mark her 60th year on the throne.
A man kisses a camel at the Pyramids Plateau in Giza, on the outskirts of Cairo.
An employee of the Imperial Hotel vacuums the floor during the last day of its operation in Athens. The large five-star central Athens Imperial Hotel closed down on May 31, falling victim to the economic crisis in Greece. Several hotels have shut their doors in the country since the crisis began. Hotel officials said the impact of the crisis, with the downgrade of the city centre, and the reduction in tourist traffic, contributed to the closure of the hotel.