Caballo Island
Caballo Island is a bluff, rocky island located at the entrance to Manila Bay
Manila Bay
Manila Bay is a natural harbor which serves the Port of Manila , in the Philippines.The bay is considered to be one of the best natural harbors in Southeast Asia and one of the finest in the world...

 in the Philippines
The Philippines , officially known as the Republic of the Philippines , is a country in Southeast Asia in the western Pacific Ocean. To its north across the Luzon Strait lies Taiwan. West across the South China Sea sits Vietnam...

. It is about 3/4 mile long with the highest elevation at 381 feet high. Caballo, along with the larger Corregidor
Corregidor Island, locally called Isla ng Corregidor, is a lofty island located at the entrance of Manila Bay in southwestern part of Luzon Island in the Philippines. Due to this location, Corregidor was fortified with several coastal artillery and ammunition magazines to defend the entrance of...

 (2 km to the north), divides the entrance to the bay
A bay is an area of water mostly surrounded by land. Bays generally have calmer waters than the surrounding sea, due to the surrounding land blocking some waves and often reducing winds. Bays also exist as an inlet in a lake or pond. A large bay may be called a gulf, a sea, a sound, or a bight...

 into two broad and deep channels, known as the North and South Channel.

The whole island was formerly occupied by Fort Hughes
Fort Hughes
Fort Hughes was part of the harbor defenses of Manila and Subic Bays built by the Philippine Department of the U.S. Army in the early 1900s....

, a U.S. defense fortification before World War II
World War II
World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

. It was heavily bombed before and after the war.

Geological history

Caballo and Corregidor Islands are believed to be the rims of the Corregidor Caldera
Corregidor Caldera
Corregidor is an extinct volcanic caldera located at the entrance to Manila Bay in the Republic of the Philippines. The caldera is composed of the islands of Corregidor and Caballo in the province of Cavite, which are believed to be the exposed rim of the volcano.-Physical Features:Corregidor is...

. The gap between the two islands is only about 1/4 mile with a depth of 7 fathoms and is never used for large vessel navigation.

Caballo Today

The island is currently occupied by the Philippine Navy
Philippine Navy
The Philippine Navy is the naval arm of the Armed Forces of the Philippines . Its official name in Filipino is Hukbong Dagat ng Pilipinas, literally, "Sea Force of the Philippines"....

and is off limits to civilians. Remains of the old fortifications, batteries and structures are left rusting in the open after it was abandoned after World War II.

External links

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