115833
It abuts the Lake Mead National Recreation Area on the east at the Virgin River confluence .
 Lake Mead National Recreation Area, Virgin River
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Lake Mead National Recreation Area, Virgin River