(English) Quark Expeditions offers Guests Generous Early Booking Bonuses on Antarctic 22.23 Voyages

SEATTLE, Jan. 12, 2021 /PRNewswire/ — Quark Expeditions, the Leader in Polar Adventures, has announced an Early Booking Bonus on voyages in its Antarctic 22.23 season—many on the technologically-advanced ship, Ultramarine.