How long is the Hong Kong–Zhuhai–Macau Bridge crossing?
55 kmAbout 34.18 miles · Land-sized
About 55 km including its undersea tunnel.
A red kangaroo would need about 6,900 hops (8 m each) to cover it.
🌉55 km
🏔️Kilimanjaro
To scale: the Hong Kong–Macau crossing is about 9.3× bigger than Kilimanjaro.
Things about the same size
- How far did the Apollo 17 Moon buggy drive?35.7 km
- How high did Felix Baumgartner jump from?38.969 km
- How long is a marathon?42.195 km
- How far did the Mars rover Opportunity drive?45.16 km
- How long is the Channel Tunnel?50.45 km
- How long is an Olympic-distance triathlon?51.5 km
- How long is the Gotthard Base Tunnel?57.1 km
- How long is the Panama Canal?82 km
Many real things vary in size, so we use a typical or official figure. Spotted a mistake? Email hello@guessroo.com.