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Equivalents in other units


How long is 277 miles?

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It's about as long as The Grand Canyon.
(a.k.a. Gran Cañón) (Arizona) (Colorado River miles measure)
It's about one-third as long as The Rhine.
In other words, 277 miles is 0.338 times the length of The Rhine, and the length of The Rhine is 2.96 times that amount.
(a.k.a. Rhein, a.k.a. Rijn, a.k.a. Rhin, a.k.a. Rain, a.k.a. Reno, a.k.a. Rhenus, a.k.a. Ryn) (from near Reichenau, Switzerland through Hoek van Holland, Rotterdam, Netherlands)
It's about three-and-a-half times as long as Hadrian's Wall.
In other words, the length of Hadrian's Wall is 0.27 times 277 miles.
(a.k.a. Roman Wall, a.k.a. The Wall, a.k.a. Vallo di Adriano, a.k.a. Vallum Aelium, a.k.a. Severus' Wall) (from North Tyneside, Tyne and Wear, England, United Kingdom to Cumbria, North West England, United Kingdom)
It's about four times as long as The 405.
In other words, 277 miles is 3.8252 times the length of The 405, and the length of The 405 is 0.26142 times that amount.
(a.k.a. I-405, Interstate 405, San DIego Freeway) (Southern California)
It's about four times as long as The English Channel.
In other words, 277 miles is 4.17 times the length of The English Channel, and the length of The English Channel is 0.24 times that amount.
(average width between Isle of Ushant and The Walde Lighthouse) (La Manche, Ärmelkanal, Mor Breizh, Mor Bretannek) (a.k.a. The Channel)
The English Channel measures between 66.5 miles, narrowing as it flows northeast. The world speed record for a Channel crossing by swimmer was set by Australian Trent Grimsey in 2012, with a time of 6 hours, 55 minutes.
It's about five times as long as The Panama Canal.
In other words, 277 miles is 5.1 times the length of The Panama Canal, and the length of The Panama Canal is 0.2 times that amount.
(Canal de Panamá) (Panama)
Connecting the Atlantic and Pacific Oceans across the Isthmus of Panama, the Canal measures 55 miles in length. Ships passing through the Canal are raised (and then lowered) 0.016 miles above sea level through the lock-and-dam system.
It's about one-fifth as long as The Colorado River.
In other words, 277 miles is 0.191 times the length of The Colorado River, and the length of The Colorado River is 5.24 times that amount.
(a.k.a. Aha Kwahwat, a.k.a. Grand River, a.k.a. Tizon River, a.k.a. Tecon River, a.k.a. Tison River) (from Grand Lake, Colorado through the Gulf of California)