The wardrobe.
The Suez Canal marks the border between Asia and Africa.
Rio Grande!
The Continental Divide marks the eastern border of the Ute reservation.
The parts of the border that are not in the Rio Grande or the Colorado River are marked by a series of monuments.
Iguazu Falls marks the border between Brazil and Argentina.
The Huang He River marks the eastern border of China's Shensi province. The Danube River helps form the border between Romania and Bulgaria.
The 42nd parallel forms the southern boundary of Idaho. It marks the border between Idaho and Nevada as well as a portion of the border between Idaho and Oregon.
The Colorado River forms the border between Arizona and California and between Arizona and Nevada.
The Deleware River marks the border between New Jersey and Pennsylvania.
Punctuation marks such as periods and commas should be placed outside the set of quotation marks. Question marks and exclamation points should be placed inside if they are part of the quoted material, and outside if they are not.
The Ural Mountains serve as a distinct geographic boundary between Europe and Asia, marking the eastern border of Europe and the western border of Asia.
The Persian gulf