How heavy is 480 tons?
It's about seven-tenths as heavy as Christ the Redeemer (statue)

The weight of Christ the Redeemer (statue) is about 700 tons.
(a.k.a. O Cristo Redentor, a.k.a. Christo redemptor) (Rio de Janeiro, Brazil)
It's about one-third as heavy as a Tree (Sierra Redwood)
The weight of a Tree (Sierra Redwood) is about 1,400 tons.
(a.k.a. Giant Sequoia, a.k.a. Sierran redwood, a.k.a. Wellingtonia, a.k.a. "Big Tree", Sequoiadendron giganteum)
It's about three times as heavy as The Statue of Liberty (without base)

The weight of The Statue of Liberty (without base) is about 150 tons.
(a.k.a. Liberty Enlightening the World, a.k.a. La Liberté éclairant le monde) (total weight, including foundation)
It's about four times as heavy as a Blue Whale
The weight of a Blue Whale is about 115 tons.
(Balaenoptera musculus)
It's about six times as heavy as The Space Shuttle
The weight of The Space Shuttle is about 78 tons.
(for Endeavour, a.k.a. OV-105, a.k.a. Orbiter Vehicle-105) (empty weight, excluding main engines)
It's about one-twenty-fifth as heavy as The Eiffel Tower

The weight of The Eiffel Tower is about 11,100 tons.
(a.k.a. La Tour Eiffel) (Paris, France) (total weight)
It's about one-thirtieth as heavy as The Brooklyn Bridge

The weight of The Brooklyn Bridge is about 14,680 tons.
(a.k.a. New York and Brooklyn Bridge) (Manhattan and Brooklyn, New York City, New York) (total weight)
It's about forty times as heavy as an Anchor of a Cruise Ship
The weight of an Anchor of a Cruise Ship is about 12.50 tons.
(for QE2 forward anchor, a.k.a. RMS Queen Elizabeth 2)
It's about 50 times as heavy as a Tyrannosaurus rex
The weight of a Tyrannosaurus rex is about 9.70 tons.
(for FMNH PR 2081, a.k.a. "Sue") (a.k.a. Tyrannosaurus, a.k.a. T-Rex) (estimated live weight)
It's about one-fifty-fifth as heavy as The Statue of Liberty

The weight of The Statue of Liberty is about 27,200 tons.
(a.k.a. Liberty Enlightening the World, a.k.a. La Liberté éclairant le monde) (total weight, including foundation)
It's about 70 times as heavy as an Elephant
The weight of an Elephant is about 6.70 tons.
(for African bush elephant, Loxodonta africana) (Adult, bull)
It's about 100 times as heavy as a Hippopotamus
The weight of a Hippopotamus is about 4.20 tons.
(Hippopotamus amphibius) (adult, male)
It's about 150 times as heavy as The Tongue of a Blue Whale
The weight of The Tongue of a Blue Whale is about 3 tons.
(Balaenoptera musculus) (adult)
It's about 200 times as heavy as a Rhinoceros
The weight of a Rhinoceros is about 2.30 tons.
(for Black rhinoceros, Diceros bicornis) (Adult, male)