Borders and Boundaries

The Red Sea lies on Africa's northeastern border. It separates northeastern Africa from the Arabian Peninsula and is linked to the Indian Ocean via the Bab el Mandeb strait in the south.

Ontario has the longest continuously shared border with the United States, stretching over 1,900 kilometers.

Washington borders the Pacific Ocean.

Country borders are formed by natural features such as rivers and mountains, man-made structures like walls or fences, or agreed-upon boundaries established through treaties or historical agreements between neighboring countries. These borders serve to define the territorial limits of a country and determine its sovereignty.

North Canada, South Mexico.

The southeast region of the United States is bordered by the Atlantic Ocean coast to the east and the Gulf of Mexico coast to the south.

The counties in New Jersey that border the Hudson River are Bergen County and Hudson County. The Hudson River serves as the boundary between New Jersey and New York, with these counties located on the New Jersey side.

There are 195 countries in the world, and each country typically has its own flag. Therefore, there are 195 flags that have borders.

The border states were called so because they were situated on the border between the Union (North) and the Confederacy (South) during the American Civil War. These states were Kentucky, Maryland, Missouri, and Delaware. They were crucial because they had strategic significance and their allegiance could have tipped the balance of power in the war.

The northernmost part of Texas is along the latitude 36.49°N - one city in that part is Booker, TX. The southernmost part of Texas is along 25.85°N where the Lower Rio Grande Vally National Wildlife Refuge is located.

South Australia borders all other mainland states in Australia: Western Australia to the west, Northern Territory to the north, Queensland to the northeast, New South Wales to the east, and Victoria to the southeast.

The city border serves as a geographical boundary that defines the extent and jurisdiction of a city. It helps delineate the area within which city laws, regulations, and services apply, allowing for easier governance and administration. Additionally, city borders help distinguish one municipality from another and facilitate urban planning and development.

Territorial boundaries are lines that separate countries or regions, while modern state borders are the formal boundaries that delineate the sovereignty of a state. In many cases, territorial boundaries serve as the basis for establishing state borders, but political agreements, treaties, and historical events can also influence the final demarcation of state borders. Ultimately, modern state borders are a product of diplomatic negotiations and international agreements that may or may not align precisely with older territorial boundaries.

The Arctic Ocean does not directly border Asia's coast. Asia is bordered by the Pacific Ocean to the east, the Indian Ocean to the south, and the Arctic Ocean is located to the north but does not directly touch the coastline of Asia.

The two important borders in Mesoamerica are the northern border, which is defined by the presence of the Chihuahuan Desert, and the southern border, which is delineated by the rainforests of the Maya region. These borders helped shape the migration patterns, trade routes, and cultural interactions of the various Mesoamerican civilizations.

The Chesapeake Bay borders Maryland and Virginia.

Nineveh was bordered by the Tigris River and the Khosr River.

The bodies of water that form Canada's southern border are the Atlantic Ocean to the east, and the Pacific Ocean to the west.

Portugal shares Spain's western border.

Idaho borders Washington and Oregon to the East.

In 1754, the eastern border of the English colonies in North America was the Atlantic Ocean, while the western border varied among the different colonies. The colonies extended from modern-day Maine in the north to Georgia in the south. The western boundary was not clearly defined and often led to conflicts with Native American tribes and other European powers.

Bolivia and Paraguay are the only two countries in South America that do not border on an ocean.

Missouri is the state that stands in the middle of the country but borders only 4 other states: Illinois, Kentucky, Tennessee, and Arkansas.

Russia has the longest border in the world, measuring over 60,000 kilometers. The country shares its borders with 14 other countries, spanning across Europe and Asia.