Stand astride the Prime Meridian of the World atop Greenwich Hill, explore Flamsteed House, and gaze through the Great Equatorial Telescope. This is the place where time itself was standardised — utterly irreplaceable.
What to expect
Climb the hill to the iconic red Time Ball and cross the brass Meridian Line at longitude 0°. Step inside Wren-designed Flamsteed House and the Octagon Room, unchanged since 1676. The state-of-the-art Peter Harrison Planetarium offers a breathtaking immersive sky show. On a clear day, panoramic views across the Thames to Canary Wharf and the City of London are simply spectacular.
Good to know
Pre-book timed-entry tickets online to avoid queues; the Observatory is a 15-minute uphill walk from the pier or a short cab ride. All-aboard times for Greenwich are typically generous — allow 3 hours minimum. The Day Pass bundles the Cutty Sark for maximum value.
Sail there
Luxury cruises that call at Greenwich — book through us, the fare is identical and your concierge stays on your side.