Here are some of today’s events related to the Brooklyn Bridge 125th Anniversary Celebration :

Brooklyn Bridge Film Series: The Brooklyn Bridge was once called the East River Bridge. This and other tidbits of info are in Brooklyn Bridge documentary directed by Ken Burns. The film will be shown at BAM (limited seating) and begins at 4:30pm; tickets available starting at 1:30pm. Free. (30 Lafayette Avenue, Brooklyn)

Movie Under the Bridge: How about the musical It Happened in Brooklyn (1947), starring Frank Sinatra as a Brooklynite returning home from the war? The feature will be preceded by two short historic films—Panorama from the Tower of the Brooklyn Bridge (1903) and Manhattam (1921). DJs playing music at 6pm; film starts at 8:30pm. Free. It’s at Empire-Fulton Ferry State Park, enter at Main Street.

Lecture Series: The Brooklyn Historical Society is hosting a weekend of lectures and readings at their headquarters (128 Pierrepont Street at Clinton Street, Brooklyn, 718-222-4111) each hour from 1–4pm. Additional lectures will be held at Surrogates Court (31 Chambers Street, Room 209, Manhattan) from 1–3pm. Seating is limited at all readings. For a complete schedule, visit the Official Guide to the Brooklyn Bridge 125th Birthday Celebration. Free.

Brooklyn Icons Mini-Golf: This mini-golf course features some of Brooklyn’s most famous sites, including the Brooklyn Bridge, Grand Army Plaza and the Brooklyn Cyclones’ baseball stadium, KeySpan Park. Golf clubs and balls are provided on-site. This event will be held Saturday and Sunday, 1–5pm. Free in Empire-Fulton Ferry State Park.