When most people think of aviation, their minds immediately picture airplanes slicing through the clouds, pilots donning cool sunglasses, or maybe a luxurious jet soaring over tropical islands. But tucked in the shadow of these fixed-wing stars is a beast that’s just as impressive — if not more — when it comes to raw power and size: the helicopter.

For decades, helicopters have been the unsung heroes of the sky — lifting, hauling, rescuing, firefighting, transporting soldiers, and yes, even delivering HVAC units to Manhattan rooftops. But here’s the kicker: despite their role in nearly every major military, construction, and disaster response effort around the globe, many people have never even flown in one. (Bucket list item, anyone?)

So buckle up, aviation fanatics and curious travelers alike. Whether you’re a future pilot, a real estate mogul eyeing airborne cranes for your next skyscraper, or just someone wondering what it costs to fly one of these monsters — you’re about to meet the 10 biggest and heaviest helicopters in the world, ranked by maximum takeoff weight (MTOW).

Let’s take off!