Photo by Bill

APES: Georgetown’s 2nd Annual Sunset Cinema kicks off with a screening of Planet of the Apes. Georgetown Waterfront Park. Sunset. Free

PUZZLES: The folks from Labyrinth Games & Puzzles share the mathematics, logical deduction, and language skills behind the most popular puzzles. Tenley-Friendship Library (4450 Wisconsin Avenue NW) 6:30 p.m. Free

COMEDY: The recently opened Buckeye + Bear begins a weekly underground comedy show. (1730 M Street NW) 8 p.m. Free