Taj Mahal day trip, from Delhi by car.

Agra lies 204 km from Delhi by road, according to the tourism department's travel page, and it sits on the Golden Triangle circuit with Jaipur. The Taj Mahal is inside Agra, so the distance to Agra is the distance to the monument, plus a short ride through the city once you arrive. That is the figure to keep in mind when you compare this day with a flight or a train.

The listing puts the drive at about 3 to 4 hours depending on traffic, with a car leg of 3.5 hours in its itinerary. Delhi traffic shapes the first stretch and Agra traffic the last. Most of the time between them is the expressway, which is the easy part of the ride and a good moment to rest or read.

The road is why the day is long, and it is also why a private car is a sensible way to take it. You sit in one vehicle from the pickup to the drop-off, nobody else boards, and a driver who knows the route handles the traffic at either end. The distance page has the figures, the map and the other ways to cover the same road.

The last guided stop is the tomb of Itimad-ud-Daulah, called the Baby Taj, with a guide for 1 hour. Incredible India says Nur Jahan built it as a memorial to her father, a chief minister of Emperor Jahangir, and that it dates back to before the Taj Mahal was completed. The fort is a useful change of pace after the first stop, with courtyards and halls to walk through.

It is one of the first Mughal structures built of white marble instead of red sandstone, with walls set with semi-precious stones such as cornelian, jasper, lapis lazuli, onyx and topaz. Its inlay work and lattice screens have earned it the nickname Jewel Box. A guide who knows the layout can pick the rooms with the best views across the water.

It is smaller and quieter than what came before it, which suits the end of a long day. The tourism department's fee table lists the Baby Taj at Rs 310 for a foreign visitor and Rs 30 for an Indian citizen on weekdays except Friday. If the day runs late, it is the stop most easily shortened. If you are watching your budget, check the options before you book, since the fees change the total.

The one date that breaks the plan is Friday. The tourism department says the Taj Mahal is closed on Fridays for general viewing, the listing repeats the warning, and the other monuments in Agra stay open all week. Choose another weekday for the full day. Those details matter, because the guide shapes the day more than any other part of it.

The tourism department names October to March as the best season, and says most tourists visit in the cooler months of October, November and February. That is the period when the road, the queues and the weather are all busiest, so book early for those months. Small things like these tell you how the day runs when nobody is watching the clock.

Fog is the other calendar fact. From December to January the listing recommends a start at 7:00 AM or later, and the tourism department speaks of mists around the monument in the early morning. A hazy dawn is part of the picture, and a later start keeps the drive from Delhi calmer. A high rating is a start, and the written reviews are where you learn what the day feels like.