When visiting the Colosseum, there are certain rules regarding the items you can take with you. Here is a list of what is generally allowed and what is forbidden:
Allowed
Backpacks and small bags: It is advisable to bring only small bags, as large bags may not be allowed.
Water: You may bring a bottle of water, but you may need to empty it during security checks.
Cameras: You may bring a camera to take photos, but avoid using tripods or professional equipment without permission.
Food: Small amounts of snacks may be allowed, but it is best to avoid bulky food or food requiring utensils.
Forbidden:
Large bags and backpacks: large bags are generally not allowed.
Sharp or dangerous objects: Any object that could be considered a weapon or a potential hazard is prohibited.
Alcohol: No alcoholic beverages may be brought in.
Professional equipment: such as tripods, drones or bulky photographic equipment.
I recommend you check the official Colosseum website or contact customer service for any updates or changes to the rules before your visit.