"Conceptual World: World Wide Architecture Collection" (Not Complete Yet, I am still working on it.)
Buildings are mostly drawn by ratio. Lands are divided into 4 parts:
North America Island: GM Renaissance Center, One World Trade Center, Empire State, Thirty Park Place, Woolworth Building, MetLife Building, Willis Tower, U.S.bank Tower, Bank of America Tower, Transamerica Pyramid, CN Tower.
Asia-Africa Island: Great Pyramid of Giza, Burj Khalifa, The Marina Torch, Princess Tower, Burj Al Arab, Chelsea Tower, Petronas Towers, Bank of China Tower, Hong Kong Convention and Exhibition Centre, Taipei 101, Northeast Asia Trade Tower, International Commerce Centre, Ping An Finance Centre, Shanghai Tower, Shanghai World Financial Center, Aurora Plaza, Tokyo Metropolitan Government Building, Tokyo Skytree, Mode Gakuen Cocoon Tower, One Raffles Place, Tokyo tower, Yokohama Landmark Tower, Gate Tower Building.
Europe-South America Island: Big Ben&Palace of Westminster, London Eye, Tower 42, Eiffel Tower, 30 St Mary Axe (The Gherkin), Grande Arche, Mercury City Tower, Commerzbank Tower, Turning Torso, Cœur Défense, Christ the Redeemer, Edifício Copan, Maracanã Stadium.
Australia Island: Sydney Opera House, Sky Tower.
The backgroup is mixed up with conceptual mountains of Great Rift Valley, Mount Kilimanjaro, Mount Everest, Fujiyama, Uluru and Sugarloaf Mountain.