Exhibit 4.1

February 6, 2006

Securities and Exchange Commission
450 Fifth Street, N.W.
Judiciary Plaza
Washington, DC 20549

RE:  Carnival Corporation,
     Commission File No. 1-9610, and Carnival plc, Commission File No. 1-15136

Gentlemen:

Pursuant to Item 601(b)(4)(iii) of Regulation S-K promulgated under the
Securities Exchange Act of 1934, as amended, Carnival Corporation and Carnival
plc (the "Companies") hereby agree to furnish copies of certain long-term debt
instruments to the Securities and Exchange Commission upon the request of the
Commission, and, in accordance with such regulation, such instruments are not
being filed as part of the joint Annual Report on Form 10-K of the Companies for
their year ended November 30, 2005.

Very truly yours,

CARNIVAL CORPORATION AND CARNIVAL PLC


/s/ Arnaldo Perez
--------------------------------------
Senior Vice President, General Counsel
  and Secretary


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