You will need to pass through airport-style security to enter One World Observatory, and unavoidable lines can build up as people pass through security.
Items forbidden from One World Observatory include:
- Weapons of any kind
- Large backpacks or bags (the only bags allowed inside must be within the range of 25 inches high, 17 inches wide & 9 inches deep)
- Food, beverages or alcohol
- Double-wide strollers
- Professional camera or video equipment including tripods
For an up-to-date list of prohibited items, visit https://oneworldobservatory.com/content/uploads/2015/03/OWO-Prohibited-Items.pdf