Learn about the five oceans of the Earth, life in the oceans, and why oceans are salty.

Oceans contain 97% of the water on the Earth and are home to a huge number of living creatures. View an informative slideshow of the ocean and its inhabitants and then test yourself on what you learned.

Kids learn about the Clownfish, orange and white famous coral reef fish from Finding Nemo.

A brief biography of the life of Vasco Nunez de Balboa.

Kids learn about the Gold Poison Dart Frog, poisonous amphibians from South America.

Kids learn about the Lionfish, beautiful but poisonous reef fish with stripes.

Use this site to learn what the Navy has to say about ocean currents and then test your knowledge with their quiz.

To commemorate the bicentennials of the Louisiana Purchase and the Lewis and Clark expedition, the U.S. Mint modified the nickel to reflect these national milestones. This page has images of the 2005 obverse design of President Jefferson...

Take a tour of the Sydney Aquarium and learn about the diverse aquatic environments.

A map from 1912 showing the various drainage basins across the Asian region. This map is color-coded to show watersheds draining to the Pacific Ocean in pink, to the Indian Ocean in green, to the Arctic Ocean in purple and inland basins...

A map exercise from 1872 for drawing North America. The map shows the general outline of the coasts, major waters and rivers, and a vertical profile cross-section of the continent from the San Francisco Bay area to Cape Hatteras....

(1475-1517) Spanish explorer, governor, and conquistador best known for being the first European to reach the Pacific Ocean from America.

The national flag of Palau, a small island country found in the Pacific Ocean.

This beautiful NASA image taken from the International Space Station as it makes its way over the Pacific Ocean shows the Earth horizon illuminated by light from the Sun.

A map of South America from 1901 showing the political boundaries of the time. The map shows capitals, major cities, ports, railroads, rivers, and coastal features. An inset map shows the Isthmus of Panama with the railroad from the...

Redwood National Park comprises a region of coastal mountains bordering the Pacific Ocean north of San Francisco. It is covered with a magnificent forest of coastal redwood trees, the tallest and most impressive trees in the world. The...

A Portuguese sea explorer who sailed for both Portugal and Spain. He was the first to sail from Europe westwards to Asia, the first European to sail the Pacific Ocean, and the first to lead an expedition for the purpose of...

This site is a very simple overview of plate tectonics. It includes a map of all the major plates and a diagram of the layers of the earth.

A map of the proposed isthmian canal routes in Nicaragua and Panama between 1848-1884. The map shows the two chief proposals, the Nicaraguan from Greytown on the Caribbean to Lake Nicaragua and Brito on the Pacific, and the Panama...

A sketch map from 1899 of the Philippine Islands, showing the position of the island group between the South China Sea, Pacific Ocean, Sulu Sea, and Celebes Sea. The map shows the city of Zamboanga on Mindanao, and the railways and...

Welcome to New Zealand! Follow this interactive overview of the country's history, geography, people, government, nature, and more.

Learn about storms and cyclones with this website. Understand how storms are classified and predicted. Also learn about tropical cyclones which are revolving storms that occur in the Southwest Pacific and Indian Ocean. Site focuses on...

Learn about the world's five great oceans: Pacific, Atlantic, Indian, Southern, and Arctic on this site.

La Nina is characterized by unusually cold ocean temperatures in the equatorial Pacific, as compared to El Nino, which is characterized by unusually warm ocean temperatures in the equatorial Pacific. Find more general info, Forecasts,...