A countdown of the world's most credible top ten UFO events, with the number one case said to directly prove the existence of extraterrestrials.


TOP 10: The Roswell Incident

The World's Top Ten UFO Events: Direct Evidence That Aliens Have Visited Earth!
In 1947, near Roswell, New Mexico, USA, a rancher discovered numerous mysterious metal fragments. The US military subsequently intervened, cordoning off the area. Initially, officials claimed to have found a crashed flying saucer, but quickly retracted this statement, asserting it was merely a weather balloon. Many remain skeptical of the official explanation, believing the military concealed alien bodies and advanced flight technology.

TOP 9: The Phoenix LightsThe World's Top Ten UFO Events: Direct Evidence That Aliens Have Visited Earth!
On the evening of March 13, 1997, thousands of residents in Phoenix, Arizona, witnessed a massive, V-shaped unidentified object in the sky. These lights moved slowly and silently in a perfectly aligned formation, covering a vast portion of the sky. The US military later explained the phenomenon as flares dropped by A-10 attack aircraft. However,deploying such large-scale flares without public notice seemed highly unreasonable.And that's just the beginning! Hold on tight, because the stories get even stranger from here.

TOP 8: The Washington D.C. UFO IncidentThe World's Top Ten UFO Events: Direct Evidence That Aliens Have Visited Earth!
In July 1952, over several consecutive days, UFOs were sighted in the skies above Washington D.C. These objects were not only detected by radar but also witnessed by numerous pilots and people on the ground. They exhibited capabilities like high-speed flight, instantaneous changes in direction, and even hovering. The US military scrambled fighter jets to intercept them, but pilots reported the UFOs were too fast to catch. 
TOP 7: The Belgium UFO Wave
The World's Top Ten UFO Events: Direct Evidence That Aliens Have Visited Earth!
From 1989 to 1990, large, triangular UFOs were frequently sighted in the skies over Belgium. These massive objects featured bright lights, moved silently, and at incredible speeds. Pilots reported the UFOs had extraordinary maneuverability, capable of rapid changes in direction and altitude, easily evading fighter lock-on. Many ground witnesses provided similar accounts and even captured some blurry images.
Think that's incredible? The plot thickens with our next entry.

TOP 6: The Lugu Lake UFO Event (Yunnan, China)The World's Top Ten UFO Events: Direct Evidence That Aliens Have Visited Earth!In 2001, a mysterious luminous sphere was observed hovering over Lugu Lake in Yunnan, China. This object emitted a dazzling light and remained stationary in the sky for about 45 minutes. Witnesses managed to capture the scene on video. To date, this remains China's longest and clearest video recording of a UFO.
TOP 5: The Kecksburg UFO Incident
The World's Top Ten UFO Events: Direct Evidence That Aliens Have Visited Earth!
On December 9, 1965, in Kecksburg, Pennsylvania, USA, a burning unidentified object was seen streaking across the sky before crashing into a wooded area. Local residents and police quickly arrived at the scene. However, the US military soon cordoned off the area and removed the wreckage.  Speculation arose that it might have been an extraterrestrial spacecraft.
But wait, there's more! The further we go, the more mysterious it gets.
TOP 4: The London UFO Incident
The World's Top Ten UFO Events: Direct Evidence That Aliens Have Visited Earth!
On October 7, 2006, a large, circular UFO appeared in the skies above London's Heathrow Airport. It was witnessed by numerous airport staff, pilots, and people on the ground, who observed it hovering near the airport. Air traffic controllers were baffled by its presence, leading to delays and rerouted flights. The UK government promised an investigation but never publicly released the findings, merely stating no threat to air safety was identified.
TOP 3: The Aurora UFO Incident
The World's Top Ten UFO Events: Direct Evidence That Aliens Have Visited Earth!
In Aurora, Texas, in April 1897, a strange crash allegedly occurred. Reports claimed an unidentified flying object crashed, and rumors spread that a non-human body was recovered from the wreckage. Local newspapers covered the story at the time. However, due to the era's distance, many details remain obscure. Some UFO researchers believe this could have been the crash of an alien spacecraft.
Just when you thought it couldn't get any weirder, here are the final two mind-bending cases.
TOP 2: The Varginha UFO Incident
The World's Top Ten UFO Events: Direct Evidence That Aliens Have Visited Earth!
In Varginha, Brazil, in January 1996, multiple luminous UFOs were sighted. These disc-shaped objects performed complex aerial maneuvers, sometimes moving at high speeds, other times remaining motionless. Intriguingly, some local residents reported developing unexplained physical symptoms—such as skin rashes, insomnia, and headaches—after the UFOs appeared. The Brazilian military investigated the event but reached no definitive conclusions.

TOP 1: The Mexico City UFO IncidentThe World's Top Ten UFO Events: Direct Evidence That Aliens Have Visited Earth!
In May 1991, a vast number of UFOs flooded the skies over Mexico City. These objects varied in shape—cigar-shaped, oval, circular—and weaved through the city's airspace for several hours. Many residents captured them on film. The footage showed objects moving at variable speeds with highly agile flight patterns. 

UFOs have always been a hot topic in humanity's endless quest to explore the unknown. Throughout history, UFO sightings have occurred frequently worldwide.
Some have been explained as misidentifications, natural phenomena, or military activities, while others remain baffling mysteries. So, do you think aliens have ever visited Earth?