Even on a tight schedule, Colosseum earns the hours.
Allow 1.5–2.5 hrs.
Bigger and more battered up close than the photos suggest, and genuinely stirring when you picture 50,000 Romans roaring inside. The catch: timed entry, switchback queues, and a crush at every railing — without an arena-floor or underground upgrade you mostly shuffle the upper rings.
Standard Colosseum + Roman Forum + Palatine Hill ticket is €18; the Full Experience Arena and Full Experience Underground tickets are €24 (48-hour validity). · colosseo.it
Underground (hypogeum) and arena-floor access is only via the limited Full Experience ticket; underground slots sell out almost immediately on release. · thecolosseum.org