Tagaytay Ridge
{{Short description|Mountain range in Cavite, Philippines}}
File:Tagaytay Ridge, Mount Sungay (Tagaytay, Cavite; 05-07-2023).jpg, looking to the east towards Mount Sungay]]
The Tagaytay Ridge, also known as the Tagaytay Range, is a {{convert|32|km|adj=on|sp=us}} mountain range located at the southern part of the province of Cavite, Philippines, with elevations averaging about {{convert|600|m|abbr=on}} above sea level. Stretching west-southwest from Mount Sungay to Mount Batulao in Batangas, the ridge overlooks the picturesque Taal Lake and serves as the northern rim of the expansive Taal Caldera.{{Cite web |title=Tagaytay City - Geography |url=http://www.cavite.gov.ph/home/index.php/cities-and-municipalities/district-vii/tagaytay-city |access-date=October 22, 2013 |publisher=Cavite Province Official Website}}
The {{convert|25|x|30|km|abbr=on|adj=on}} wide cavity of the ancient volcano is partially filled by Taal Lake, where Taal Volcano—the country's second most active volcano—is situated near the lake's center.[http://www.phivolcs.dost.gov.ph/images/IEC/taal%20flyer.pdf "Taal Volcano Flyer"]. Philippine Institute of Volcanology and Seismology. Retrieved on February 7, 2012. The northern slope of the ridge gradually descends to sea level at Manila Bay, offering a gentle roll compared to the rapid drop on its southern slopes and east of Mount Sungay. Particularly, along the lakeside, substantial escarpments of {{convert|20|m|abbr=on}} or more, with almost vertical profiles, can be observed at specific locations such as Mahabangato in Barangay Banga and Balitbiring in Barangay Caloocan, both in Talisay, Batangas.Bureau of Insular Affairs. (1907). [https://books.google.com/books?id=0XxQAAAAYAAJ&pg=PA727&dq=mount+sungay "Seventh Annual Report of the Philippine Commission, 1906, Part 3"], pg. 727. Government Printing Office, Washington. (From Google Books).
The Tagaytay Ridge is part of the upland mountainous area of Cavite, encompassing the communities of Tagaytay (which was named after the ridge), Alfonso, Mendez, and parts of Amadeo, Indang, Magallanes, Maragondon, and Silang, which are situated at elevations above {{convert|400|m|sp=us}} with slopes of more than 2%.[http://www.cavite.gov.ph/home/multimedia%20files/SEPP/2009/Physical%20and%20Natural%20Resources.pdf "Physical and Natural Resources"]. Province of Cavite Official Website. Retrieved on October 22, 2013.
The Tagaytay Ridge also contains the Matang Tubig (Eye of the Water) spring, used for irrigation and to power a small hydroelectric plant.{{Cite news |last=Villalon |first=Augusto |date=September 10, 2007 |title=Escape city blues at Montecito and Hacienda Escudero |url=https://books.google.com/books?id=XFY1AAAAIBAJ&pg=PA54 |access-date=September 20, 2022 |publisher=Philippine Daily Inquirer}} The 19th-century artesian spring produces approximately 3000 gallons of water per minute.{{Cite news |last=Nuyda |first=Doris Gaskell |date=September 8, 2000 |title=Development works with, not against, nature |url=https://books.google.com/books?id=xlQ1AAAAIBAJ&pg=PA78 |access-date=September 20, 2022 |publisher=Philippine Daily Inquirer}}