X-Cave. X-Cave has two vertical joint passages that meander through a large layer of limestone, putting you up-close to beautiful cave formations. The name of this cave refers to the configuration of its passages which cross in the center of the cave to form the letter X.
The total count of 5,032 aircraft includes all manned and unmanned aircraft in the Air Forceâs inventory. This report assesses the Air Forceâs fleet of tactical aircraft which, as noted in the introduction and described below, requires 1,200 planes to execute a two-MRC strategy.
Top 10 Largest Air Force in the World. This list of the Top 10 Largest Air Force in the World is by no means accurate. Numbers are gathered from different sources. The country's military aircraft secrecy is also a big factor. The top 3 biggest air force in the world: United States of America (USA) is the largest air force in the world, followed by Russia, as the second largest air force in the world; then China being the third largest air forces in the world.