Images that sum up your city - readers' pictures

Shanghai, China: 'This is the late afternoon sun making its way through the thick pollution, giving Shanghai a golden glow' Photograph: Ross Anthony/GuardianWitness

London, UK: 'I love St Paul's Cathedral, which you can see from so many spots around London. Depending on position, light or time of day, it never fails to suprise me with its grand beauty' Photograph: madeleine fitzsimons/GuardianWitness

Houston, USA: 'If you've ever spent time in Houston, you may have noticed the highways. Endless looping ribbons of eight lane traffic jams and car crashes. Everyone has a car - multiple cars. Nice cars, ugly cars, destroyed cars' Photograph: Shaun Harris/GuardianWitness

Sibiu, Romania: 'The shapes are of the historical buildings in Sibiu, an 800-year-old city in the middle of Europe, founded by Germans but now part of Romania. The sunset colouring the city is amazing' Photograph: Razvan Pop/GuardianWitness

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Athens, Greece: 'Sun, coffee and view. Athens' old centre on a Christmas sunny day' Photograph: ID6748819/GuardianWitness

Kolkata, India: 'I was going home at 4am, and this lone hand-pulled rickshaw was a sight for sore eyes. The same place is crowded every morning' Photograph: Sameer Raj/GuardianWitness

Barcelona, Spain: 'A swallow in the summer flies over Barcelona' Photograph: barcelonabreeze/GuardianWitness

New York, USA: 'Harlem townhouse. Twenty years ago one could buy a townhouse here for as little as a dollar, the disregard for the area was so high and hopeless. Today, there is a major trend to turn these properties back into single family homes' Photograph: tmdpny/GuardianWitness

Cairo, Egypt: 'From the top of Moqattam mount, view over central Cairo' Photograph: Guido Crescentini Anderlini/GuardianWitness

London, UK: 'This was taken in Greenwich in 2013. London is the world's most watched city, with 422,000 cameras recording every move you make on its streets' Photograph: MaraCharon/GuardianWitness

Hong Kong, China: 'A typical sight, where every way you look there are skyscrapers, and to see the sky requires you to crane your neck upwards to the point of being uncomfortable. In the centre of the city, every inch of land is built upon' Photograph: jamesascott1/GuardianWitness

Marseille, France: 'In the warmer months we go to places like this for an after-work swim, armed with rosé wine and take-away pizza. It is a uniquely down-to-earth Marseille tradition where the big city coexists with an intimate coastline' Photograph: Matt Parker/GuardianWitness

Curitiba, Brazil: 'Curitiba is a modern blend of concrete and open spaces, held together by an advanced transport system (its network of buses is quite unlike anywhere else). It is frequently voted Brasil's best city to live in' Photograph: Davidlpreston/GuardianWitness

Manila, Philippines: 'Manila Bay is known for it's dazzling sunsets. Citizens stroll along the bay walk to take in fresh sea breezes' Photograph: Marimi de la Fuente/GuardianWitness

Liverpool, UK: 'The real Liverpool can still be found amongst the concrete towers and plastic corporations' Photograph: ID3628882/GuardianWitness

Phoenix, USA: 'There are few farming areas left in the Phoenix metro area. This is one of my favorites right by my parents' home in Gilbert. It is a great place to see one of Arizona's beautiful sunsets, and feel connected to the history of the area' Photograph: omarlittle77/GuardianWitness

Madrid, Spain: 'This picture was taken in the new contemporary museum, CentroCentro, which used to be the post office of Madrid. The interesting thing is how the city of Madrid can change the function of one of its most emblematic buildings' Photograph: Marcos Anton Bañon/GUardianWitness