Roughly 58 miles.
3,662 miles
Well from Colombo (capital of Sri Lanka) to Houston (capital of Texas) is 9924.6 miles.
Houston has never been the capital of Texas. WRONG!!! Before Texas integrated itself in to the union, and relinquished its domain over the chunks of Oklahoma Kansas Wyoming Colorado and about half of New Mexico that made up what was the Republic of Texas, five sites served as temporary capitals of Texas (Washington-on-the-Brazos, Harrisburg, Galveston, Velasco and Columbia) before president Sam Houston moved the capital to Houston in 1837. In 1839, the capital was moved to the new town of Austin by the next president Mirabeau B. Lamar. So, as far as I know, only once...
199 miles
265 miles
Houston, Texas to Montreal is 1859 miles.
21 miles
It is 176.02 miles according to MapQuest.
It is 14.62 miles according to Mapuest.
Less than 20 miles.
It is 16.90 Miles according to MapQuest.
It is 270.67 miles according to MapQuest.
It is 256.40 miles according to MapQuest.