Instructions: Based on the information present in the given passage, you need to write a correct answer to the given question. A correct answer is one that correctly and completely answers the question. Do not write answers that address the question partially or incorrectly. The correct answer must be contained in the given paragraph.
Input: Paragraph- Sent 1: An archaeological party explore some caverns underground .
Sent 2: Dr. Campbell and Dr. Hughes are the two leaders of the archaeological expedition , and get separated .
Sent 3: While Dr. Hughes finds an alien corpse with a fossilized diamond , Dr. Campbell finds hieroglyphics at the cost of the party except for Hughes and himself .
Sent 4: Two years later , Campbell and his assistant Holly are digging up the bones of Yonggary , a gargantuan dinosaur 50 times the size of a tyrannosaurus rex .
Sent 5: Out of nowhere , people slowly are being killed around the site .
Sent 6: While Holly is working Dr. Hughes , who has been legally dead for 2 years , goes to Holly and tells her to stop the dig .
Sent 7: Dr. Campbell comes into the tent and sends Dr. Hughes off .
Sent 8: Holly quits the expedition when another `` Accident '' occurs .
Sent 9: In the town bar , Dr. Hughes finds Holly and takes her back to her Hotel room to tell her why he thinks the bones of the Dinosaur , Which he calls Yonggary , are going to bring the end of the world .
Sent 10: After explaining , Holly and Hughes go to the site to stop Campbell but it is too late and Aliens resurrect Yonggary .
Sent 11: After Yonggary's first appearance , the Army comes in and takes Holly and Campbell to an army base when Yonggary is dispatched by the aliens again .
Sent 12: The army sends choppers after Yonggary , but he destroys them .
Sent 13: Yonggary is then sent to the city and does some damage , where some jets attack him .
Sent 14: Then Yonggary is transported to a power plant where he is attacked by rocket pack soldiers .
Sent 15: During the fight , Hughes and Holly find out that the diamond on Yonggary's forehead is the device giving the aliens control of Yonggary . 
Question: Where did Yonggary go after destroying the choppers?.
Output:
The city.