Travel insurance for Americans / US residents

Company: Located in Australia and establised in 2000.
Underwriter: National Union Fire Insurance Company of Pittsburgh.
Type: Single, couple and family.
Cover: Medical and personal belongings.
Max duration: Unlimited.
Pros: Online claiming, can be taken out while travelling and most adventure stuff are included.
Cons: Countries under U.S. economic embargoes and trade sanctions are not covered.