The DMZ: what you can actually see, and what to make of it

The Demilitarized Zone is a four-kilometre-wide strip running the width of the peninsula, and visitors do not enter most of it. What is sold as a DMZ tour is a set of sites at or near the southern boundary, and which sites you get varies considerably between operators.

The Joint Security Area at Panmunjom — the blue huts, the soldiers facing each other — is the image most people have in mind. Access to it is separate, more tightly controlled, and periodically suspended without notice depending on the political situation.

The more commonly available tours visit observatories, an infiltration tunnel, and a station on the unfinished line north. These are worthwhile but are not the JSA, and operators are not always clear about the difference when selling.

Look through binoculars at North Korean hillsides and a propaganda village from an observatory. Walk down a steep concrete tunnel dug by the North and discovered in the 1970s. Stand on a railway platform with signs pointing to Pyongyang.

There is a great deal of coach travel and queueing relative to time spent looking at anything. Expect a full day for a modest amount of actual sightseeing.

Photography is restricted at specific points and the restrictions are enforced. Follow the guide's instructions precisely; this is not a place to test the rules.

You cannot visit independently. Access is through authorised tour operators only, and you must book in advance — typically several days, longer for JSA access where it is running.

Bring your passport; it is checked. Some tours have dress codes and nationality restrictions, and these are not negotiable at the gate.

Tours are cancelled at short notice when conditions require it. Do not make it the only thing on your last day in the country.

If the division of the peninsula is the thing you most want to understand, yes — standing at an observatory does something that reading cannot.

If you are expecting drama, probably not. It is quiet, heavily managed, and much of the day is spent on a bus. Several visitors find the gift shops selling border-themed souvenirs harder to process than the border itself.

The nearby Imjingak park is freely accessible without a tour, and carries a good deal of the emotional weight — it is where separated families have left ribbons and held ceremonies for decades.