Regla

Table of Contents

Introduction References & Edit History Related Topics

Read Next

Three Cuban pesos bill mixing between dollar bills

Pro and Con: Cuba Embargo

Discover

Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

Battle of the Alamo from "Texas: An Epitome of Texas History from the Filibustering and Revolutionary Eras to the Independence of the Republic, 1897. Texas Revolution, Texas revolt, Texas independence, Texas history.

6 Wars of Independence

Fish. Lionfish. Lion-fish. Turkey fish. Fire-fish. Red lionfish. Pterois volitans. Venomous fin spines. Coral reefs. Underwater. Ocean. Red lionfish swims by seaweed.

10 of the World’s Most Dangerous Fish

July, 2006, Launch of Space Shuttle Discovery STS-121. See attached for full caption information.

Will Light-Speed Space Travel Ever Be Possible?

Close up of books. Stack of books, pile of books, literature, reading. Homepage 2010, arts and entertainment, history and society

12 Novels Considered the “Greatest Book Ever Written”

Hemp (Cannabis sativa).

9 Mind-Altering Plants

King Cobra snake in Malaysia. (reptile)

9 of the World’s Deadliest Snakes

Regla: Related Content

Written and fact-checked by The Information Architects of Encyclopaedia Britannica

Topics

Havana Santiago de Cuba Trinidad Santa Clara Guantánamo Cienfuegos Camagüey Holguín Baracoa Pinar del Río

Quiz

Tower Bridge over the Thames River in London, England. Opened in 1894. Remains an Important Traffic Route with 40,000 Crossings Every Day.

Guess the City by Its River Quiz