located_on_terrain_feature tapi river
___MASK4___ ("" ) is a state in Western India , sometimes referred to as the " Jewel of Western India ". It has an area of with a coastline of , most of which lies on the Kathiawar peninsula , and a population in excess of 60 million . The state is bordered by Rajasthan to the north , Maharashtra to the south , Madhya Pradesh to the east , and the Arabian Sea and the Pakistani province of Sindh to the west . Its capital city is Gandhinagar , while its largest city is Ahmedabad . ___MASK4___ is home to the Gujarati - speaking people of India . Surat is a district in the state of ___MASK4___ India with Surat city as the administrative headquarters of this district . It is surrounded by Bharuch , Narmada ( North ), Navsari ( South ) districts and east Tapi district To the west is the Gulf of Cambay . It is the second - most advanced district in ___MASK4___ . It had a population of 6 , 079 , 231 of which 79 . 68 % were urban as of 2011 . On 2 October 2007 Surat district was split into two by the creation of a new Tapi district , under the Surat District Re - organisation Act 2007 . Bandon Bay is a bay in the Gulf of ___MASK81___ in Surat Thani Province , extending from the Sui cape in Chaiya District in the northwest to Kanchanadit District to the east . The total coastline is about 100 km . The bay is dominated by the estuary of the rivers Tapi and Phum Duang . The islands of Ko Samui , Ko Pha Ngan and Ko Tao enclose the bay on its eastern side . Ko Samui ( or Koh Samui , ) is an island off the east ___MASK74___ of the Kra Isthmus , Thailand . Geographically in the Chumphon Archipelago , it is part of Surat Thani Province , though as of 2012 , Ko Samui was granted Municipality status and thus is now locally self - governing . Ko Samui is Thailand ' s second - largest island after Phuket , with an area of 228 . 7 km , a population of over 63 , 000 and a hotel occupancy rate of 73 percent as the number of visitors increases . Abundant tourist resources , sandy beaches , coral reefs , and coconut trees are present on the island . Pune (; spelt " Poona " during British rule ) is the the second largest city in the Indian state of Maharashtra and the ninth most populous city in the country . Situated above sea level on the Deccan plateau on the right bank of the Mutha river , Pune is the administrative headquarters of Pune district and was once the centre of power of the Maratha Empire established by Shivaji Maharaj . In the 18th century , Pune was the political centre of the ___MASK42___ , as the seat of the Peshwas who were the prime ministers of the Maratha Empire . Ko Tao ( also often Koh Tao , , , lit . " Turtle Island ") is an island in ___MASK81___ and forms part of the Chumphon Archipelago on the western shore of the Gulf of ___MASK81___ . It covers an area of about 21 km² . Administratively it forms a district (" amphoe ") of Surat Thani Province . its official population was 1 , 382 . The main settlement is Ban Mae Hat . Nakhon Si Thammarat ( often shortened to Nakhon ), is one of the southern provinces (" changwat ") of ___MASK81___ , at the western shore of the Gulf of ___MASK81___ . Neighboring provinces are ( from south clockwise ) Songkhla , Phatthalung , Trang , Krabi , and Surat Thani . Surat , is a port city previously known as Suryapur . It is the economical capital and former princely state in the Indian state of ___MASK4___ . It is the eighth largest city and ninth largest urban agglomeration ( after Pune ) in India . Surat is the 3rd " cleanest city of India ", and 4th fastest growing city of the world . Surat is famous for its food . It is the administrative capital of the Surat district . The city is located south of the state capital , Gandhinagar ; south of Ahmedabad ; and north of Mumbai . The city centre is located south of the Tapti River . A moat divides the older parts of the city , with their narrow streets and historical houses , from the newer suburbs . Phatthalung is a town (" thesaban mueang ") in southern ___MASK81___ , capital of Phatthalung Province . Songkhla , also known as Singgora or Singora ( Pattani Malay :    ), is a city (" thesaban nakhon ") in Songkhla Province of southern ___MASK81___ , near the border with Malaysia . As of 2006 it had a population of 75 , 048 . Songkhla lies 968 km south of Bangkok . The Gulf of ___MASK81___ , formerly the Gulf of Siam , is a shallow inlet in the western part of the South ___MASK82___ and Eastern Archipelagic Seas , a marginal body of water in the western Pacific Ocean . The gulf is around 800 km ( 497 mi ) long and up to 560 km ( 348 mi ) wide , has a surface area of 320 , 000 km ( 123 , 553 sq mi ) and is surrounded on the north , west and southwest by ___MASK81___ , on the northeast by Cambodia and Vietnam . The South ___MASK82___ Sea is to the southeast . ___MASK23___ ( or Kampuchea ), officially known as the Kingdom of ___MASK23___ ( Preh Réachéanachâk Kâmpchéa ), is a country located in the southern portion of the Indochina Peninsula in ___MASK9___ . It is in area , bordered by Thailand to the northwest , Laos to the northeast , Vietnam to the east , and the Gulf of Thailand to the southwest . A princely state , also called native state ( legally , under the British ) or Indian state ( for those states on the subcontinent ), was a nominally sovereign monarchy under a local or regional ruler in a subsidiary alliance with a greater power . Though the history of the princely states of the subcontinent dates from at least the classical period of Indian history , the predominant usage of the term " princely state " specifically refers to a semi - sovereign principality on the ___MASK42___ during the British Raj that was not directly governed by the British , but rather by a local ruler , subject to a form of indirect rule on some matters ; similar political entities also existed on or in the region of the ___MASK40___ , in Africa and in Malaya , and which were similarly recognised under British rule , subject to a subsidiary alliance and the suzerainty or paramountcy of the British Crown . Oman , Zanzibar and the Trucial States were also under the Viceroy of India , and were administered by their rulers in the same manner as the Indian princely states , as part of the Persian Gulf Residency ; they were officially categorised as British protectorates , with differing degrees of autonomy . Southern ___MASK81___ is a distinct region of ___MASK81___ , connected with the central region by the narrow Kra Isthmus . Vietnam , officially the Socialist Republic of Vietnam ( SRV ), is the easternmost country on the Indochina Peninsula in ___MASK9___ . With an estimated 90 . 5 million inhabitants , it is the world ' s 14th - most - populous country , and the eighth - most - populous Asian country . Vietnam is bordered by ___MASK82___ to the north , Laos to the northwest , Cambodia to the southwest , Thailand across the Gulf of Thailand to the southwest , and the Philippines , Malaysia and Indonesia across the South ___MASK82___ Sea to the east and southeast . Its capital city has been Hanoi since the reunification of North and South Vietnam in 1976 . Surat Thani (, Pronunciation ) is a city in Amphoe Mueang Surat Thani , Surat Thani Province , southern ___MASK81___ . It lies 651 km south of Bangkok . It is the capital of the province Surat Thani . The city has a population of 128 , 179 ( 2009 ), and an area of 68 . 97 square kilometers . The city ' s population density is 1 , 858 . 47 inhabitants per km² . Bangkok is the capital and most populous city of ___MASK81___ . It is known in Thai as " Krung Thep Maha Nakhon " ( pronounced ) or simply . The city occupies in the Chao Phraya River delta in Central ___MASK81___ , and has a population of over 8 million , or 12 . 6 percent of the country ' s population . Over 14 million people ( 22 . 2 percent ) live within the surrounding Bangkok Metropolitan Region , making Bangkok an extreme primate city , significantly dwarfing ___MASK81___ ' s other urban centres in terms of importance . There are 581 high - rise buildings in the city , ranking number 5 in the world . The ___MASK36___ is the largest of the Earth ' s oceanic divisions . It extends from the Arctic Ocean in the north to the Southern Ocean ( or , depending on definition , to Antarctica ) in the south and is bounded by Asia and Australia in the west and the Americas in the east . ___MASK60___ ( or Koh Phangan , , ) is an island in the Gulf of ___MASK81___ in southeast ___MASK81___ in Surat Thani Province . It is part of the Samui Archipelago . It is famous for its Full ___MASK53___ Party at Haad Rin Beach and as a backpacker destination . ___MASK60___ has two sister islands : the larger Ko Samui to the south and the smaller Ko Tao to the north . Surat Thani ( often shortened to Surat ) former name " Chaiya Province " is the largest of the southern provinces (" changwat ") of ___MASK81___ , on the western shore of the Gulf of ___MASK81___ . Surat Thani means " city of good people ", a title given to the city by King Vajiravudh ( Rama VI ). The ___MASK32___ ( or Tapti ) flows in central India from east to west , between the Godavari and Narmada rivers . The Tapi ( or Tapee ) river ( Thai :       , rtgs : Maenam Tapi , Thai pronunciation : ( m  nám tp ) ) is the longest river in southern ___MASK81___ . The river originates at the Khao Luang mountain in Nakhon Si Thammarat Province , and has a wide estuary into the Gulf of ___MASK81___ at Bandon Bay near the town of Surat Thani . It has a length of 230 kilometres ( 140 mi ) . The river drains an area of 5 , 460 square kilometres ( 2 , 110 sq mi ) and in 1997 had a yearly discharge of 135 . 4 cubic metres per second ( 4 , 780 cu ft / s ) or 4 . 3 cubic kilometres ( 3 , 500 , 000 acre Gandhinagar is the capital of the state of ___MASK4___ in Western India . Gandhinagar is located approximately 23 km north of Ahmedabad , on the west central point of the Industrial corridor between Delhi , the political capital of India , and Mumbai , the financial capital of India . The Kra Isthmus is the narrowest part of the ___MASK55___ , in southern Thailand and Myanmar . Khao Luang (  ) is the tallest mountain in southern ___MASK81___ . It is located in Nakhon Si Thammarat Province . Ahmedabad ( also known as Amdavad ) is the largest city and former capital of ___MASK4___ , which is a state in India . It is the administrative headquarters of the Ahmedabad district and the seat of the ___MASK4___ High Court . With a population of more than 6 . 3 million and an extended population of 7 . 8 million , it is the sixth largest city and seventh largest metropolitan area of India . Ahmedabad is located on the banks of the Sabarmati River , from the state capital Gandhinagar , which is its twin city . The South ___MASK82___ Sea is a marginal sea that is part of the Pacific Ocean , encompassing an area from the Karimata and Malacca Straits to the Strait of Taiwan of around . The area ' s importance largely results from one - third of the world ' s shipping sailing through its waters and that it is believed to hold huge oil and gas reserves beneath its seabed . Mumbai ( also known as Bombay , the official name until 1995 ) is the capital city of the Indian state of Maharashtra . It is the most populous city in India and the ninth most populous agglomeration in the world , with an estimated city population of 18 . 4 million . Along with the neighbouring regions of the Mumbai Metropolitan Region , it is one of the most populous urban regions in the world and the second most populous metropolitan area in India , with a population of 20 . 7 million . Mumbai lies on the west ___MASK74___ of India and has a deep natural harbour . In 2009 , Mumbai was named an alpha world city . It is also the wealthiest city in India , and has the highest GDP of any city in South , West , or Central Asia . Mumbai has the highest number of billionaires and millionaires among all cities in India . ___MASK81___ ( or ), officially the Kingdom of ___MASK81___ , formerly known as Siam , is a country at the centre of the Indochinese peninsula in ___MASK9___ . With a total area of approximately , ___MASK81___ is the world ' s 51st - largest country . It is the 20th - most - populous country in the world , with around 66 million people . The capital and largest city is Bangkok .