Birtha (Mesopotamia) bastions are quite traceable. There are the ruins of a vaulted secret staircase, leading down from the heart of the citadel to the water's edge. Birtha (Mesopotamia) Birtha () was an ancient fortress on the river Tigris, which was said to have been built by Alexander the Great. It would seem, from the description of Ammianus, to have resembled a modern fortification, flanked by bastions, and with its approaches defended by out-works. Shapur II here closed his campaign in 360, and was compelled to retire with considerable loss. D'Anville and Edward Gibbon both identify Birtha as modern-day Tikrit, Iraq. The
Rolling Hills Country Day School Rolling Hills Country Day School Rolling Hills Country Day School is a nonsectarian independent Kindergarten to Grade 8 school located on the Palos Verdes Peninsula in Los Angeles County, California. More specifically it is located in the area of Palos Verdes known as Rolling Hills Estates. Rolling Hills Country Day School was founded in 1961. It is accredited by the Western Association of Schools and Colleges. The school has 395 students from approximately nine local communities (for 2017-2018), Lower School (Kindergarten through Grade 5): 231 students, Middle School (Grades 6 through 8): 150 students. 70 percent Caucasian, 21 percent Asian,