A, B, C, and D trains, as well as 18 Manhattan bus lines and 5 Bronx bus lines. The Metro-North commuter rail connects Westchester County with Manhattan at its 125th Street stop. Seven bridges connect Harlem to the eastern boroughs of New York City. Commuters from Queens can take the M60 express bus, which starts at LaGuardia Airport and cuts through Astoria, crosses the Triboro Bridge, and runs from 125th street to the Upper West Side.

The continued extension of the 2nd Avenue Q train is expected to create more convenient transportation options, as will the George Washington Bridge Bus Terminal.

Walkers will find their daily commute enhanced by the abundance of murals and park space in the neighborhoods, including Riverside, Morningside, St. Nicholas, Marcus Garvey, and Jackie Robinson Parks.

HarlemNew CEO's task: Fix Citigroup

NEW YORK — Citigroup, the country's largest bank and one of the biggest casualties of the turmoil in the credit markets, appointed Vikram S. Pandit as its chief executive Tuesday.

The bank also named Winfried F.W. Bischoff, the acting chief executive, as chairman, succeeding Robert E. Rubin, the former Treasury secretary who stepped into the role when Charles O. Prince III resigned Nov. 4.

The decisions were reached at a board meeting Tuesday afternoon.

Pandit, 50, joined Citigroup six months ago to oversee one part of the giant bank. Now, he confronts a more daunting task: shoring up the entire company, which has been brought to its knees by the mortgage crisis.

The decision places Pandit, a native of Nagpur, India, atop the iconic financial conglomerate at the