New York to Los Angeles

1782 - The Native American name for Manhattan (Mannahatta) meant "land of many hills". This map shows the hills on Manhattan Island before it was flattened to build on.

The human impact on Manhattan Island is clearly visible from the air.

A view from the Empire State Building of the built up Financial District.

Ancient granite exposures in Central Park contrast with the modern skyscrapers.

Manhattan's reclaimed lower tip with Battery Park and the Financial District.

Two rivers and thirty-six islands make up New York City.

Battery Park City, on the southwest tip of Manhattan, was built on entirely reclaimed land. It is now a residential area, separate from Battery Park which is on reclaimed land on Manhattan's lower tip.

1932 - Lower Manhattan and Battery Park before 1970s development.

A digital reconstruction of how Manhattan Island would have looked in 1609 when it was first discovered.

The diagonal Broadway lit up at night.

New Yorkers enjoying the sun in Central Park: the 3.4km² landscaped gap in Manhattan's grid-iron street plan.

c.1925 - New York's lower tip before the Battery Park development.

The unusual Flatiron Building wedged between Broadway and Fifth Avenue.

Central Park's man-made reservoir frozen over in the winter.

Map of Manhattan's streets in 1642.

c.1910 - Before cars and the subway, metropolitan trams transported New Yorkers along Manhattan's long, straight roads.

1916 - Map showing the grid-iron street pattern with Broadway, originally an Indian trail, cutting diagonally across it.

The narrow profile of the Flatiron Building from head on.

c.1910 - Carriages and omnibusses were replaced by yellow taxis and buses on New York's streets.

1807 - City planning map of Manhattan without Central Park.

A New York subway train on Manhattan Bridge.

c.1910 - Grand Central Station, the largest train station in the world, connects seven of New York's subway lines.

1867 - Federal Hall on Wall Street.

The New York Stock Exchange on Wall Street.

1934 - Unemployed men sitting in Central Park during the Great Depression.

1931 - Crowds of protesters in Wall Street after the failure of Bank of America.

1934 - The Great Depression made many people homeless. This man was one of many who slept in doorways in New York City.

1936 - A family of migrant farm workers in California affected by the Great Depression.

Manhattan's Chinatown - New York's Chinese population is the largest outside of Asia.

1934 - A queue of unemployed men waiting in line at a soup kitchen in New York.

The annual Puerto Rican Day Parade in New York City.

The Statue of Liberty greeted immigrants as they arrived at New York by boat.

When they arrived at New York, the first thing immigrants saw were the bright lights of Coney Island, where there has been a funfair since 1876.

1904 - Immigrants queuing to enter America in the arrivals hall at Ellis Island.

1934 - Street markets were common in New York during the Depression, as people tried to sell their wares and buy goods cheaply.