PARIS — When the Israel Museum in Jerusalem, home to the Dead Sea Scrolls, reopened last year after an extensive renovation, it attracted a million visitors in the first 12 months. When the museum opened an enhanced Web site with newly digitized versions of the scrolls in September, it drew a million virtual visitors in three and a half days.

The scrolls, scanned with ultrahigh-resolution imaging technology, have been viewed on the Web from 210 countries — including some, like Afghanistan, Iran, Iraq and Syria, that provide few real-world visitors to the Israel Museum.

“This is taking the material to an amazing range of audiences,” said James S. Snyder, the museum’s director. “There’s no way we would have had the technical capability to do this on our own.”...