Paris in 3D: Explore the City of Light on Your iPhone

Walk the streets of Paris in full 3D with live Street View, from the Eiffel Tower to the Louvre to Notre-Dame, all from your iPhone.

You wake before dawn without a plane ticket, and Paris is already waiting. Start on the Champ de Mars, where the Eiffel Tower rises out of the grey morning light, iron lattice climbing into a sky that is just beginning to turn pink. Turn on your heel and the wide boulevards stretch out, lined with cream-coloured buildings and their zinc rooftops. This is the city that has drawn travellers for two centuries, and here you are, standing in it.

But the trip keeps waiting: most people spend years saying they'll get to Paris someday. Flights, time off, the right season, the right budget. Someday keeps moving. The good news is that you no longer have to wait. You can walk these streets today, in full 3D with live Street View, right from your iPhone.

What makes Paris special

Paris rewards slow looking, and three landmarks anchor any visit. The Eiffel Tower is the one everyone pictures first, but seeing it from the ground, tilting your view up its full height, is a different feeling than any postcard. A short way along the Seine sits the Louvre, its glass pyramid catching the light in front of a palace so long you can lose the far end of it. And on the Île de la Cité stands Notre-Dame, its stone towers and flying buttresses holding centuries of the city's story.

What ties them together is the walk between them. Paris is a city of bridges, riverbanks, and narrow side streets that open onto grand squares. You feel that best when you can move through it at your own pace, looking up, looking down, turning corners.

The Paris the postcards leave out

Beyond the big three sits a second layer most first visits miss.

• Montmartre occupies the highest natural hill in the city, crowned by the white domes of Sacré-Cœur. The lanes climbing to it steepen in a way no flat map conveys.
• Le Marais is the medieval street plan Haussmann's boulevards never straightened out, with the arcaded red brick of the Place des Vosges at its centre.
• The Latin Quarter and Saint-Germain-des-Prés hold the Panthéon, the Jardin du Luxembourg and the cafés that made the Left Bank's name.
• The Axe historique, the straight line from the Louvre through the Tuileries and up the Champs-Élysées to the Arc de Triomphe, only reads as one idea when you tilt the map.

How to explore Paris in 3D

This is where MAPAS comes in. Instead of a flat map, you get Paris rendered in real 3D, and you move through it with live Street View. Drop down onto the Champ de Mars and look straight up the Eiffel Tower. Pinch to tilt your view and see how the Louvre wraps around its courtyards. Follow the Seine on foot to Notre-Dame and stand beneath its towers.

A ten-minute route to try tonight.

1. Search for Champ de Mars and let the map settle.
2. Switch on the 3D view and tilt with two fingers until the Eiffel Tower stands up out of the map instead of lying flat on it.
3. Rotate a half turn to put the tower between you and the Seine. The Trocadéro gardens appear on the far bank, where nearly every head-on photograph is taken.
4. Drop into live Street View on the Champ de Mars, look straight up, then swipe along the lawn towards the École Militaire.
5. Search Musée du Louvre, orbit the glass pyramid, then follow the Seine east and cross at the Pont Neuf to Notre-Dame and its rebuilt spire.

Planning the real trip

Paris is smaller than it looks. The twenty arrondissements spiral outward from the 1st like a snail shell, and the central ones can be walked end to end in an afternoon. Learn that the Seine splits it into Right Bank to the north and Left Bank to the south and you can navigate.

What first-timers get wrong:

• Booking too far out. A cheaper room deep in the 15th means a commute to every sight.
• Overloading the days. The Louvre alone can eat a morning. Two big sights and one long walk is a full day.
• Ignoring August. Many Parisians leave then and smaller shops close with them. Late spring and early autumn give softer light and shorter queues.

Practical questions

Do I need to download anything?

MAPAS is free on the App Store, no sign-up needed to start exploring, and it runs on iPhone and iPad. Keep a decent connection, as the 3D data streams while you move.

Is the Street View imagery real?

Yes, it is photography rather than a rendering, so you see the actual shopfronts and pavement. Streets were captured at different times, so a corner may be a season or two behind.

Can I plan an actual walking route this way?

Trace it in 3D, then follow it in Street View block by block to check crossings, steps and which bridge you want. GPS navigation walks the same route once you arrive.

Pinch to tilt, swipe to turn, and walk the streets as if you were really there. Plan a future trip by scouting neighbourhoods before you book, or simply travel from your armchair on an ordinary evening. Paris does not have to be a someday. Open MAPAS and wander the City of Light in 3D.