World Geography Questions

Washington DC is the capital of United States located along Potomac river on the country’s East Coast.

• This voltage often remains in storage even if the set is unplugged.

• Although the voltage is very high it has very low power but it can be dangerous because your body jumps if brought in contact.

Hagia Sophia is the former Greek Orthodox Christian patriarchal cathedral, later an Ottoman imperial mosque and now a museum in Istanbul, Turkey.

It was built in 537 AD at the beginning of the Middle Ages, it was famous in particular for its massive dome. It was the world's largest building and an engineering marvel of its time.

The dome of the Hagia Sophia is supported by the four pendentives of the square corners.