Preschool fair HRP Mamas is offering its free annual Early Education Fair on Sunday, Sept. 20, 11 am to 3 pm at New York Law School, 185 West Broadway. The fair is a one-stop opportunity to meet and question preschool staff and directors. Register at hrpmamas.com/calendar.

Remembering the original World Trade Center In its permanent collection, the Skyscraper Museum offers photographs, film, and models of the tTwin Towers, covering both its history and the rebuilding of the site after 9/11. A mural 25-feet long and 11-feet tall includes timelines, construction views and master plans.

Meet the beekeeper Battery Park City has its own beehive, at the Chambers Street entrance to Rockefeller Park. The beekeepers will be on hand on Wed., Sept. 23, from 1:30 pm to 2:30 pm to talk about what they do and the importance of creating habitat for the city's bee populations.

Atlantic Festival PACNYC again hosts the magazine’s three-day event, Sept. 17 to 19, featuring conversations about politics, culture, technology, business, and more with participants such as Pete Buttigieg, author Andrew McCarthy, journalists Maggie Haberman and Jonathan Swan, former Chicago mayor and Obama chief of staff Rahm Emanuel, composer Nicholas Britell, and many others. Go here to register.

Birding in The Battery A bird walk with Marieke Bender and Gabriel Willow takes birders from Wagner Park in Battery Park City to The Battery. The tour highlights migratory birds and the banners of bird photography by local birder Gail Karlsson. The event begins at 8 am on Sept. 30 in Wagner Park, 20 Battery Pl. Binoculars and field guides provided, or bring your own.

Original historic documents from the nation’s founding are on view at the South Street Seaport Museum’s 1868 A.A. Thomson & Co. building, 213 Water St. The U.S. Constitution, the Bill of Rights, the Declaration of Independence, a pre-edited copy of George Washington’s inaugural address and more are part of the museum’s exhibition “The Promise of Liberty: Words That Shaped a Nation.” So here for more information.

Art from other planes of consciousness “Conduits of the Unseen: Women Artists Imagine Other Worlds” brings together 17 20th century artists whose other worldly influences included alternate realities, spirits, cosmic forces, and more. The exhibition is anchored by the work (including the above painting) of Paulina Peavy, an artist known for channeling her inspiration through a spirit guide. Sept. 9 to Oct. 31 at Andrew Edlin Gallery, 292 Broadway, 2nd Floor.