1. Dolmabahce Palace is a stunning 19th-century palace located on the European side of Istanbul, overlooking the Bosphorus Strait. It was built in the Ottoman period to serve as the new main palace after Topkapi Palace, and it served as the residence for the Ottoman Sultans and later the Turkish presidents. The palace is a perfect mix of European and Ottoman architecture and design, and it features numerous grand halls, crystal chandeliers, and exquisite furnishings. Some of the most interesting parts of the palace include the ceremonial hall, the crystal staircase, and the harem section. The palace also houses a vast collection of paintings, sculptures, and other important works of art, including works by famous Ottoman painters and artists.

2. Dolmabahce Palace is open daily except for Mondays and Thursdays. The visiting hours are from 09:00 to 16:00, and the last admission is at 15:00. The phone number for Dolmabahce Palace is +90 212 236 9000.

3. The ticket prices for Dolmabahce Palace vary depending on your age and nationality. The standard adult entrance fee is 120 TL (around 15 USD), while students and children aged between 6 and 13 pay 60 TL (around 7.5 USD). Children under 6 years old can enter the palace for free. Visitors also have the option to purchase guided tour tickets or combine their visit with other attractions in Istanbul. As for transportation, Dolmabahce Palace is easily accessible by public transportation, including buses and trams. Visitors can also take a private taxi or a ferry along the Bosphorus to reach the palace.