Answer
Policies differ by pier and park; many discourage outside coolers in ticketed zones while Boardwalk food is sold nearby. Never carry open drinks on moving rides. Use trash cans—piers get slippery with spilled drinks.
Sources: Visit Ocean City · Town of Ocean City
Editorial visitor guidance for Ocean City, Maryland. Confirm current Town of Ocean City, Maryland DNR, NPS Assateague, and NWS rules when regulations or safety apply.
