Ride in the LIC Bike Parade or celebrate the anniversaries of World Fairs at a festival this weekend.
The free event will mark the 150th anniversary of the war's end in June 1865.
But access to the new Briarwood-Van Wyck F train entrance from Queens Boulevard was still blocked.
The entrance was initially scheduled to open last fall.
The "trunk-or-treat" event features trick-or-treating out of people's trunks.
Maple Grove will also host its first Victorian hat making workshop.
The opening of the Briarwood-Van Wyck F train station has been pushed back to summer.
A plaque will be unveiled to honor George Washington Johnson on the 100th anniversary of his death.
Kumar Ragunath, 64, died on Saturday after he was struck in a hit-and-run in LIC the night before.
Demostenis Kontizas died suddenly in 2007, a month after getting married and buying life insurance.
A year after Noel Polanco was killed by an NYPD detective, his mother and sister are still grieving.
During workshops, children will study ecology and interact with animals.
Transit officals say the new entrance will improve subway access.
The event at Maple Grove will feature costumes and the history of certain funeral customs.
The classes are being offered next month at the historic Maple Grove Cemetery.
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