Usually the engine is heaviest.
It is the An-225 with a 1.3 million pound takeoff weight it makes the worlds heaviest airplane.
the spruce goose
The Airbus A 390 is the heaviest aircraft in productionThe Airbus A 390 is the heaviest aircraft in production
Your head is heaviest part of your body.
An-225 with a 1.3 million pound takeoff weight
Your head is heaviest part of your body.
The Fuselage is the main part of an airplane
The frame
foot
Yolk😁
According to my researches,its the chest.
close to your body