Protesters march from Union Square to Foley square for a planned Guitarmy concert on Sunday, Sept. 16th, a day before the official Occupy one-year anniversary.

A member of Guitarmy hangs out in Foley Square after playing on stage.

A pedestrian waits to get by the Spectara Pipeline Dragon as it winds its way on a march to Union Square. The costume, which takes 9 people to operate was part of the Occupy the Pipeline protest against Spectra Energy Sunday morning.

Tom Morello takes the stage with Guitarmy in Foley Square as Occupy supporters cheer him on in the crowd.

Members of the group Raging Grannies read out a list of their demands on stage in Foley Square during the Sunday rally and concert.

A Guitarmy member plays along to a song in the crowd as bands play on stage in Foley Square.

An Occupy Wall Street supporter jokes around in Thomas Paine Park, next to Foley Square Sunday during the rally and concert.

Typewriters were set up in Thomas Paine Park for people to sit at and put down their stories, thoughts and dreams.

Code Pink members hang out in Thomas Paine Park during the rally and concert.

Later in the day, after the performances and rally in Foley Square, Occupiers met across the street between St. Andrews Church and the City Clerk Building to plan their protest strategy and locations for the following day, the official one-year anniversary of Occupy Wall Street.

Later in the day, after the performances and rally in Foley Square, Occupiers met across the street between St. Andrews Church and the City Clerk building to plan their protest strategy and locations for the following day, the official one-year anniversary of Occupy Wall Street.

Observers from the National Lawyers Guild meet before protests begin on Monday Sept. 17th, the official one-year anniversary of Occupy Wall Street. The NLG observes protests to assure that police are not violating protester rights and following proper procedure when dealing with protesters on the streets.

Occupy Wall Street protesters meet early in the morning before they begin a day of action, with their goal to disrupt Wall Street and the entire financial district in Manhattan on Monday.

Police arrest a protester early in the morning during the marches on Monday in the financial district.

With police barricades sealing off the entire Wall Street district, New Yorkers who work there line up to show identification in order to gain access and get to their workplace.

A worker shows ID to get by a police checkpoint in the Wall Street district.

An Occupy supporter holds a sign outside one of the police checkpoints on Wall Street.

Protesters march through the financial district on Monday during the movement's one-year anniversary.

An NYPD officer peeks around the corner while keeping an eye on protesters and members of the media.

NYPD officers and mounted police guard the street leading to the NY Stock Exchange (background), preventing protesters from entering.

A protester is arrested on Broadway during the protest march. Although walking on the sidewalk where he was directed by the NYPD, this man was tackled and arrested by two undercover officers on bikes. He tried to get away but police chased him down the street and eventually apprehended him.

Occupy protesters put on a theatrical skit on the sidewalk along Broadway during the movement's one year anniversary actions.

The marches on Monday wound their way through the financial district here, passing a group of construction workers.

Along Broadway during the protest march.

Protesters stop their march to chant and jeer outside the HSBC bank branch on Broadway, across from the Wall Street Bull statue.

Soon after stopping the march on the sidewalk outside the HSBC bank branch this protester was thrown to the ground and arrested.

NYPD officers form a line and force protesters to continue moving their march down the sidewalk.

After a morning of marches through the financial district, Occupiers gather and rest in front of the National Museum of the American Indian at Bowling Green Station.

An Occupy protester helps Green Party presidential candidate Jill Stein to talk with the crowd using the People's Mic.

A protester in Battery Park.

Occupy supporters rest in Battery Park before continuing marches in the city.

NYPD officers forced protesters and members of the media to march on the narrow sidewalks in the financial district. Stepping off into the street would land a person in jail. With such little room to move around, this made the job of covering the protests very difficult at times for photographers.

After a day of marching through the streets of the financial district, Occupy supporters gathered in Zuccotti Park (Liberty Square).

Captain Anna Young came in from Alaska to be part of the Occupy birthday party. In Zuccotti Park (Liberty Square) she tells me about a TV series she and other lady mariners are working on back home called, "Alaska Women Mariners Then & Now". She also yells to the crowd, "We haven't recovered from Valdez yet!"

Occupy Wall Street celebrates its one year anniverary with a weekend of actions throught lower Manhattan.

The first anniversary of Occupy Wall Street carried on into the night as people hung out in Zuccotti Park (Liberty Square).

Occupy Wall Street celebrates its one year anniverary with a weekend of actions throught lower Manhattan.

A jam session broke out in Zuccotti Park as protesters hung out, partied and reflected on the day's events.

Occupiers join hands for a moment of meditation in Zuccotti park at the end of the evening. People slowly started to filter out of the park and by the end of the night, only about 50 or so were left. The NYPD told protesters they could stay as long as they wanted, but no one could lie down or sleep. If they attempted to do so they would be arrested. At the end of the day Monday, NYPD had arrested more than 180 people, including journalists. Many of the arrests seemed to be targeted, where NYPD officers would force their way on to the sidewalk and through the crowd, picking out specific protesters, journalists and photographers.