Cities of the World Educational Posters & Prints “U...-”
for social studies classrooms, home schoolers, theme decor for office and studio.

Ubar, also known as Iram of the Pillars, was mentioned in ancient records, and referred to in folk tales, as a trading center. The location of Ubar has been suggested in Oman, part of the Rub' al Khali desert, in the southern part of the Arabian peninsula.

The demise of Ubar is suggested to be the collapse of a desert water table, ie., a sinkhole.

• NOVA, PBS - The Lost City of Arabia

Ur was an important city-state in ancient Sumer, currently the country of Iraq.

Ur, once a coastal city on the Persian Gulf, near the mouth of the Euphrates, is now inland due to drought, changing river patterns, and the silting of the outlet to the Persian Gulf.

Many consider Ur to be the city mentioned in the Book of Genesis as the birthplace of Abraham.

• also see ziggurat, Ancient Civilizations: Sumerians

Ulan Bator is the capital and largest city of Mongolia. It is located in central Mongolia the junction of the Tuul and Selbe rivers.

The city was founded in 1639 as a movable Buddhist monastic center in keeping with the nomadic lifestyle of the Mongols. In 1778 it settled permanently at its present location.

Uppsala is the ecclesiastical center of Sweden and the site of Uppsala University which was founded in 1477.

Notable people associated with Uppsala include Anders Celsius.

Utrecht, the fourth largest city of the Netherlands, was founded on the banks of Rhine River as a Roman fortification c. 50 CE.

The name Utrecht is from the Latin Traiectum describing its location as a ford of the river. Traiectum became Dutch Trecht with the “U” for the Dutch “utt” meaning downriver.

Notable people associated with Utrecht include Nicolass Hartsoeker.