Must Visit musea in Turkiye

Topkapı Palace Museum, Istanbul: This opulent palace was the center of the Ottoman Empire for centuries and now houses a vast collection of artifacts, including imperial treasures, jewelry, and weapons.
Hagia Sophia, Istanbul: This iconic building was originally a church, then a mosque, and currently a hybrid mosque/museum. Islamic and Byzantine artworks coexist in harmony within this marvelous building.
Dolmabahçe Palace, Istanbul: This opulent palace was built in the 19th century and served as the last residence of the Ottoman sultans.
The Sabancı Museum, Istanbul: This is a private fine arts museum which houses a huge collection of Calligraphic art and paintings from various artists including Sultans. It was founded by Sakıp Sabancı, a prominent Turkish businessman and philanthropist. The terrace has a wonderful view on the Bosphorus.
Zeugma Mosaic Museum, Gaziantep: is the world's largest mosaic museum, housing a staggering collection of over 2,448 square meters of mosaics from the Roman and Late Antique periods. The museum is considered to have some of the finest Roman mosaics in the world. One of these is the Gypsy Girl mosaic artwork.

Tips and information

Some Musea like the Topkapı Palace will offer free admission for persons under 18 years.
Some Musea like the Topkapı Palace are closed on Tuesdays, Dolmabahçe Palace on Mondays. Always check in advance before visiting.
Free admission tickets are available for certain days or time slots. However, not all musea do offer this service.
An Istanbul City Card might be beneficial if you're planning to do other activities or visit more than several musea.
The Topkapı Palace, Dolmabahçe Palace, and Sabancı Museum have a wonderful view on the Bosphorus.