School Year Scheduling is in Effect!
In addition the Long Island Explorium is open on:
Closed Christmas Eve, Christmas Day, & New Year's Day
Additional dates to be added
Nov 28, 2025 1:00PM—5:00PM
Long Island Explorium 101 E Broadway, Port Jefferson, NY
Dec 08, 2024 1:00PM—5:00PM
Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777
Dec 07, 2024 1:00PM—5:00PM
Nov 29, 2024 1:00PM—5:00PM
Oct 13, 2024 1:00PM—3:00PM
Long Island Explorium 101 East Broadway Port Jefferson, NY 11777
May 30, 2021 10:00AM—12:00PM
