It's about 600 times as heavy as The Eiffel Tower
In other words, 5.90 megatonnes is 584 times the weight of The Eiffel Tower, and the weight of The Eiffel Tower is 0.00171 times that amount.(a.k.a. La Tour Eiffel) (Paris, France) (total weight)
The Eiffel Tower weighs approximately 0.0101 megatonnes. Architected to be quickly assembled, the Tower contains only 930 cu. meters of solid material.
It's about 4,500 times as heavy as a Tree (Sierra Redwood)
In other words, the weight of a Tree (Sierra Redwood) is 0.00022 times 5.90 megatonnes.(a.k.a. Giant Sequoia, a.k.a. Sierran redwood, a.k.a. Wellingtonia, a.k.a. "Big Tree", Sequoiadendron giganteum)
The weight of wood in a Giant Sequoia is 0.0013 megatonnes. General Sherman, a specimen in Sequoia National Park in Visalia, California, is the largest tree in the world by volume, with an estimated weight of about 0.0019 megatonnes.
It's about 9,500 times as heavy as Christ the Redeemer (statue)
In other words, 5.90 megatonnes is 9,290 times the weight of Christ the Redeemer (statue), and the weight of Christ the Redeemer (statue) is 0.000108 times that amount.(a.k.a. O Cristo Redentor, a.k.a. Christo redemptor) (Rio de Janeiro, Brazil)
Christ the Redeemer weighs 0.000635 megatonnes. The statue overlooks the city of Rio de Janeiro from atop the 709.9-meter (2,329 ft) granite peak in the Tijuca Forest National Park.
It's about 40,000 times as heavy as a House
In other words, 5.90 megatonnes is 37,800 times the weight of a House, and the weight of a House is 0.00002650 times that amount.(149 sq. m, single-level, unfurnished)
A 149 sq. m (1,600 sq. ft), single-story, unfurnished house (without extensive masonry) of the type commonly found in America would weigh approximately 0.000156 megatonnes, based on the weight of the included materials. In contrast, a yurt — a type of dwelling structure popular among nomadic peoples of East Asia — typically weighs less than 0.000000460 megatonnes.
It's about 55,000 times as heavy as a Blue Whale
In other words, 5.90 megatonnes is 56,500 times the weight of a Blue Whale, and the weight of a Blue Whale is 0.00001770 times that amount.(Balaenoptera musculus)
Blue whales weigh between 0.000105 megatonnes. The largest mammal to have ever lived, blue whales feed almost exclusively on krill — tiny invertebrates weighing about 0.000000000001000 megatonnes each.
It's about 85,000 times as heavy as The Space Shuttle
In other words, the weight of The Space Shuttle is 0.0000120 times 5.90 megatonnes.(for Endeavour, a.k.a. OV-105, a.k.a. Orbiter Vehicle-105) (empty weight, excluding main engines)
When empty, the space shuttle Endeavour weighs 0.0000710 megatonnes. The shuttle's spacious cargo bay carried the Chandra X-ray Observatory into orbit in 1999 — a payload that weighed 0.0000200 megatonnes.
It's about 500,000 times as heavy as an Anchor of a Cruise Ship
In other words, 5.90 megatonnes is 522,000 times the weight of an Anchor of a Cruise Ship, and the weight of an Anchor of a Cruise Ship is 0.000001920 times that amount.(for QE2 forward anchor, a.k.a. RMS Queen Elizabeth 2)
Each of the forward anchors of the RMS Queen Elizabeth 2 weighs 0.00001130 megatonnes. The anchor of the QE2 now sits in front of the Holyrood Church in Southampton, England, United Kingdom, along a pedestrian tourist route known as "the QE2 mile."