naming_ceremony October 2, 2023 SEABOURN-VENTURE-Antarctica-2023001 SEABOURN-VENTURE-Antarctica-2023071 SEABOURN-VENTURE-Antarctica-2023072 SEABOURN-VENTURE-Antarctica-2023073 SEABOURN-VENTURE-Antarctica-2023074 SEABOURN-VENTURE-Antarctica-2023076 SEABOURN-VENTURE-Antarctica-2023075