For example, ecoregion is a term used in environmental geography, cultural region in cultural geography, bioregion in biogeography, and so on. The field of geography that studies regions themselves is called regional geography.n the fields of physical geography, ecology, biogeography, zoogeography, and environmental geography, regions tend to be based on natural features such as ecosystems or biotopes, biomes, drainage basins, natural regions, mountain ranges, soil types.
The Rockefeller Center Christmas Tree is a large Christmas tree placed annually in Rockefeller Center. The centerpiece of Rockefeller Center is the 70-floor, 872 ft (266 m)-tall building at 30 Rockefeller Center, centered behind the sunken plaza. It is alternatively known as the Comcast Building and 30 Rock (also the name of a comedy television show), and formerly known as the RCA Building and then the GE Building.
New York's twin towers stood 417 metres (1,368 feet) tall and had 110 floors each, and this year the World Trade Centre Memorial and Museum built over Ground Zero were opened to the public for the first time.