Rivers · #81 biggest of 1,014
How big is the Thames River?
346 km
The Thames River measures 346 km. That's about 39 Mount Everests lined up end to end.
By the numbers
- That's 346 km, or about 215 miles.
- It's about 203,529 times taller than an average adult (1.7 m).
- Roughly 39 Mount Everests could line up across it.
- Walking nonstop, you'd need about 2.86 days to travel its length.
- Out of all 1,014 things in this collection, it ranks #81 by size.
Size comparison
How Thames River stacks up against things of a similar size. Tap any bar to explore it.
Pallas (asteroid)
512 km
Hudson River
507 km
Enceladus (moon)
504 km
Miranda (moon)
471 km
Thames River
346 km
Hyperion (moon)
270 km
Danyang–Kunshan Grand Bridge
164.8 km
Changhua–Kaohsiung Viaduct
157.317 km
Hadrian's Wall
117 km
Bars use a logarithmic scale so everything fits — real differences are even more extreme!
Fun fact
Standing beside it, an average person (1.7 m tall) would reach only about less than 0.001% of its height.
More in Rivers
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