Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
An African Baobab tree in South Africa, known as Big Baobab, has a circumference of 154 feet and even has a bar inside the trunk that can fit 60 people.
14
Any domino can knock over another object up to 1.5x its size. The 32nd object would be big enough to knock over the Empire State Building.
18
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
The largest breed of rabbit is the Flemish Giant.
65
The Caspian Sea is also classed as the world's largest lake.
52