ALL ANSWERS · LANDMARKS · DAILY No. 57 · OCTOBER 30, 2026

Size It Up Landmarks answer: October 30

The five Landmarks silhouettes for October 30, with the true sizes. If you have not played yet, this page is a spoiler — play these five first, then come back to argue with the numbers.

Day 57 ran from Chichen Itza (30 m) to the 1915 Canakkale Bridge Main Span (2.023 km). The widest gap was round 4, Clifton Suspension Bridge Main Span against Shimotsui-Seto Bridge Main Span, at 4.4×; the closest call was round 2, Angkor Wat against Chichen Itza, only 2.2× apart — the kind of round that separates a 90 from a 60.

  1. ROUND 1

    Great Sphinx of Giza (forepaws to tail, schematic) vs Gateway Arch

    Gateway Arch · reference · 192 m
    Great Sphinx of Giza · true length · 73.5 m

    2.6× shorter than the Gateway Arch

    Mark Lehner's survey measured the Great Sphinx of Giza at 73.5 m long, from its forepaws to its tail.

  2. ROUND 2

    Angkor Wat (central tower) vs Chichen Itza (El Castillo, with its temple)

    Chichen Itza · reference · 30 m
    Angkor Wat · true height · 65 m

    2.2× taller than Chichen Itza

    The central tower of Angkor Wat rises to 65 m above the ground.

  3. ROUND 3

    1915 Canakkale Bridge Main Span (between tower centres · schematic) vs Ohnaruto Bridge Main Span (between tower centres · schematic)

    Ohnaruto Bridge Main Span · reference · 876 m
    1915 Canakkale Bridge Main Span · true length · 2.023 km

    2.3× longer than the Ohnaruto Bridge Main Span

    1915 Canakkale Bridge Main Span: 2023 m length (between tower centres · schematic). Horizontal main span between the two tower centre lines; approach roads and side spans excluded. Tower heights, deck depth and cable details are schematic, not measured.

  4. ROUND 4

    Clifton Suspension Bridge Main Span (between tower centres · schematic) vs Shimotsui-Seto Bridge Main Span (between tower centres · schematic)

    Shimotsui-Seto Bridge Main Span · reference · 940 m
    Clifton Suspension Bridge Main Span · true length · 214 m

    4.4× shorter than the Shimotsui-Seto Bridge Main Span

    Clifton Suspension Bridge Main Span: 214 m length (between tower centres · schematic). Horizontal main span between the two tower centre lines; approach roads and side spans excluded. Tower heights, deck depth and cable details are schematic, not measured.

  5. ROUND 5

    Verona Arena (exterior long axis, rounded) vs First Kurushima Kaikyo Bridge Main Span (between tower centres · schematic)

    First Kurushima Kaikyo Bridge Main Span · reference · 600 m
    Verona Arena · true length · 152 m

    3.9× shorter than the First Kurushima Kaikyo Bridge Main Span

    Verona Arena: 152 m length (exterior long axis, rounded). Exterior long axis of the amphitheatre, not the performance space.

Beat these tomorrow

Every round is worth up to 100 points: within 6% of the true size scores 100, half or double scores 45, five times off scores zero. The daily puzzle is the same five for everyone and refreshes at midnight in your time zone; if you want more than five, Size It Up Unlimited draws fresh pairs from the whole library for as long as you like.

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