U.S. Passport Card – This is a limited-use international travel document valid for entry into the U.S. by land or sea from Canada, Mexico, the Caribbean or Bermuda. It is not valid for international air travel.

Cost: $45 (Age 16 & Older))
$35 (Under Age 16)
$20 (If requested with a new or renewed passport)

Validity: 10 years for adults
5 years for children under age 16

Issued by: U.S. Department of State

Limitations: Not valid for international air travel

Info: www.travel.state.gov