Istanbul is Turkey's largest city and cultural capital, straddling two continents across the Bosphorus Strait. Once the capital of the Byzantine and Ottoman Empires, it's a city of stunning mosques, grand bazaars, and vibrant neighborhoods blending East and West.
Top attractions
The most popular and significant attractions in Istanbul.
-
1
Hagia Sophia (Ayasofya)
The 1,500-year-old architectural masterpiece that served as the greatest cathedral in Christendom for 900 years, then a mosque, a museum, and a mosque again. The massive dome was the world's largest for nearly 1,000 years.
-
2
Blue Mosque (Sultan Ahmed Camii)
The only mosque in Turkey with six minarets (1609-1616), with an interior decorated with 20,000 hand-painted blue Iznik tiles. Directly across from Hagia Sophia in the heart of Sultanahmet.
-
3
Topkapi Palace (Topkapi Sarayi)
The administrative center of the Ottoman Empire for four centuries. The complex houses the imperial treasury with the Topkapi Dagger, Sacred Relics, and the elaborate Harem. Allow a full day.
-
4
Grand Bazaar (Kapali Carsi)
The world's oldest covered shopping mall established in 1455, with over 4,000 shops in 61 covered streets. A labyrinthine city within the city and a complete sensory experience.
-
5
Basilica Cistern (Yerebatan Sarnici)
An underground cathedral-like cistern built in 532 AD with 336 marble columns supporting vaulted ceilings, featuring two famous Medusa head column bases and dramatic atmospheric lighting.
-
6
Galata Tower (Galata Kulesi)
The 14th-century Genoese medieval tower in Karakoy with 360-degree panoramic views of the Golden Horn, Bosphorus, and the old city's skyline of domes and minarets.
-
7
Dolmabahce Palace (Dolmabahce Sarayi)
The last great Ottoman palace (1843-1856) on the Bosphorus shore, with 285 rooms, 43 halls, and the world's largest Bohemian crystal chandelier (4.5 tons, gift from Queen Victoria).
-
8
Spice Bazaar (Misir Carsisi)
The 17th-century L-shaped covered market with 88 shops overflowing with spices, Turkish delight, dried fruits, nuts, teas, and specialty foods near the Galata Bridge.
-
9
Bosphorus Cruise
One of the world's great urban boat journeys — sailing between Europe and Asia past Ottoman palaces, yalis (waterfront mansions), and under two suspension bridges on the Bosphorus Strait.
-
10
Suleymaniye Mosque (Suleymaniye Camii)
Master architect Sinan's finest work (1550-1558), built for Sultan Suleiman the Magnificent on a hilltop with panoramic Golden Horn views. The complex includes mosques, Suleiman's tomb, a hammam, and madrasas.
Attractions by category
Explore by your interests.
Items
Practical information
What you need to know before you go.
- Items
Tips for visiting attractions
Make the most of your sightseeing time.
Visit popular attractions early in the morning or late in the afternoon to avoid crowds and harsh midday light.
Book tickets online in advance for major attractions to skip long queues and sometimes save money.
Many cities offer multi-attraction passes that include public transport. Calculate whether they save you money based on your itinerary.
Frequently asked questions
How many days do I need for Istanbul's main attractions?
A minimum of 3-4 full days is needed: Sultanahmet (Hagia Sophia, Blue Mosque, Basilica Cistern, Topkapi) takes 2 days; Beyoglu/Galata takes 1 day; the Asian side or day trips need another day. Most visitors find 5-7 days ideal.
Is Hagia Sophia free to visit?
Yes, it is currently a mosque and free to enter. Follow mosque etiquette: women cover hair, everyone covers shoulders and knees (cover-ups provided free). It closes during the five daily prayer times.
Should I book Topkapi Palace in advance?
Strongly recommended in summer — queue times can exceed 2 hours at peak times. Book online through the official museum website. The Harem requires a separate timed entry ticket.
Is the Grand Bazaar open on Sundays?
No, the Grand Bazaar is closed on Sundays (open Mon-Sat 8:30am-7pm). The Spice Bazaar is open daily. Most other tourist attractions are open on Sundays.
What is the Istanbulkart and do I need one?
The Istanbulkart is a rechargeable smart card that works on all Istanbul public transport (metro, tram, bus, ferry, funicular) at approximately $0.50 per journey. It is highly recommended and available at all metro stations on arrival.