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Panasonic unleashed a hi-tech river in light in Tokyo - floating 100,000 LEDs down a river in place of traditional 'fireflies' for the city's Hotaru festival. The festival was watched by 379,000 people as the lights floated on the Sumida river. Behind the display, a hi-tech display lit up Tokyo's Sky Tree tower. The 100,000 LED lights were created by Panasonic specifically for the display...

World is a common name for the whole of human civilization, specifically human experience, history, or the human condition in general, worldwide, i.e. anywhere on Earth. In a philosophical context it may refer to: (1) the whole of the physical Universe, or (2) an ontological world (world disclosure). In a theological context, world usually refers to the material or the profane sphere, as opposed to the celestial, spiritual, transcendent or sacred...

A park is a protected area, in its natural or semi-natural state, or planted, and set aside for human recreation and enjoyment, or for the protection of wildlife or natural habitats. It may consist of rocks, soil, water, flora and fauna and grass areas. Many parks are legally protected by law. Wilderness parks are intact and undeveloped areas used mainly by wild species. Protected wilderness zones are required for some wild species to survive...

Kowloon Walled City was a densely populated, largely ungoverned settlement in Kowloon, Hong Kong. Originally a Chinese military fort, the Walled City became an enclave after the New Territories were leased to Britain in 1898. Its population increased dramatically following the Japanese occupation of Hong Kong during World War II. In 1987, the Walled City contained 33,000 residents within its 6.5-acre (0.03 km2; 0.01 sq mi) borders...

Sunlight, in the broad sense, is the total frequency spectrum of electromagnetic radiation given off by the Sun, particularly infrared, visible, and ultraviolet light. On Earth, sunlight is filtered through the Earth's atmosphere, and solar radiation is obvious as daylight when the Sun is above the horizon. When the direct solar radiation is not blocked by clouds, it is experienced as sunshine, a combination of bright light and radiant heat...