In March 2008 GeoCities had 15.1 million unique U.S. visitors.

AboutUs.org attracted at least 1.4 million U.S. visitors in July 2008.

Quantcast estimates Facebook had 138.9 million monthly different U.S. visitors in May 2011.

It has been a major draw for U.S. visitors since opening in 1994.

Sites that are estimated to have at least 500,000 unique U.S. visitors per month include:

In June 2012, Myspace had 25 million unique U.S. visitors.

U.S. visitors must produce either a passport or an Embassy-certified copy thereof upon request.

Quantcast estimated 1.7 million unique U.S. visitors a month, while Compete estimated 7,015,395.

U.S. visitors to Libya should expect to wait weeks to months for issuance.

Additionally, Maltese drivers may drive more aggressively and with less caution than U.S. visitors are used to.