DAILY NO. 12 · VERIFIED MEASUREMENTS

Size It Up answers – September 12, 2026

The five landmarks objects from the Size It Up puzzle on September 12, 2026, with the measured size of each, the reference it was compared against, a source you can check, and how the community's guesses landed. Want the surprise first? Replay this puzzle — archived days never touch your streak.

ROUND 1

Burj Khalifa828 m

Answer: the Burj Khalifa measures 828 m (height), which is 1.9× as big as the reference, the Empire State Building at 443.2 m.

At 828 metres, Burj Khalifa is the tallest completed building.

Common miss: players tend to compress the Burj Khalifa when it sits beside the Empire State Building — big things get squeezed, small familiar things get stretched.

Source ↗
ROUND 2

Space Needle184 m

Answer: the Space Needle measures 184 m (height), which is 1.7× as big as the reference, a Saturn V rocket at 110.6 m.

Built for the 1962 World’s Fair, it was the tallest building west of the Mississippi when it opened.

Common miss: players tend to compress the Space Needle when it sits beside a Saturn V rocket — big things get squeezed, small familiar things get stretched.

Source ↗
ROUND 3

Gateway Arch192 m

Answer: the Gateway Arch measures 192 m (height), which is almost exactly the same size as the reference, the Space Needle at 184 m.

St Louis’s Gateway Arch is as wide as it is tall.

Common miss: players tend to compress the Gateway Arch when it sits beside the Space Needle — big things get squeezed, small familiar things get stretched.

Source ↗
ROUND 4

Golden Gate Bridge2.7 km

Answer: the Golden Gate Bridge measures 2.7 km (length / span), which is 27370× as big as the reference, a hamburger at 10 cm.

The full bridge is 2.737 kilometres from abutment to abutment.

Common miss: players tend to compress the Golden Gate Bridge when it sits beside a hamburger — big things get squeezed, small familiar things get stretched.

Source ↗
ROUND 5

Hollywood Sign106.7 m

Answer: the Hollywood Sign measures 106.7 m (length / span), which is 1.5× as big as the reference, a Boeing 747 at 70.7 m.

The nine letters stretch about 107 metres across Mount Lee.

Common miss: players tend to compress the Hollywood Sign when it sits beside a Boeing 747 — big things get squeezed, small familiar things get stretched.

Source ↗

Sizes are measured along the axis named in each round and link to their published source. Explore the full library by category, or read how scoring works.