City skyline at sunset, Boston, Massachusetts, New England, USA, North America

Pilgrims on the ghats by the River Ganges (Ganga), Varanasi (Benares), Uttar Pradesh State, India, Asia

Hot air balloons cruising over Cappadocia, Anatolia, Turkey, Asia Minor, Eurasia

Ferry-boat cruising on Lake Constance, Meersburg, Baden-Wurttemberg, Germany, Europe

A Chinese style tourist boat sails in Victoria Harbour, Hong Kong, China, Asia

Dahabeah under sail, passenger river boat of the Lazuli fleet, sailing on the Nile river near Aswan, Egypt, North Africa, Africa

Dahabeah under sail, passenger river boat of the Lazuli fleet, sailing on the Nile river near Aswan, Egypt, North Africa, Africa

View of boats in the Old Port Marina at sunset, Corfu, Ionian Sea, Greek Islands, Greece, Europe

Cruise ship in port at dusk, Charlotte Amalie, U.S. Virgin Islands, West Indies, Caribbean, Central America

A cruise liner turns into the sunset, on the River Tagus under the 25 April Bridge and Christus Rei statue, Lisbon, Portugal, Europe

Cruise ship sails into sunset, Port of Dubrovnik, Dalmatia, Croatia, Europe

Mediterranean cruise ship at sunset, Hvar Town, Hvar Island, Dalmatian Coast, Adriatic, Croatia, Europe

Cruise ship at sunset in San Juan Del Sur, Department of Rivas, Nicaragua, Central America

Modern cruise ship cruising on the river Elbe, Saxony, Germany, Europe

Beach pool at Park Royal Hotel, Isla de Cozumel (Cozumel Island), Cozumel, off the Yucatan, Quintana Roo, Mexico, North America

Watching sunset on deck of Sun Princess cruise ship

Cruise ships line the docks after sunset in downtown Juneau in Southeast Alaska, USA. Pacific Ocean.

Felucca traveling on the River Nile with the tombs of nobles and Qubbet el-Hawa in the background on the western bank of the river while a bird flies by, Aswan, Egypt, Africa

Small yacht sailing past Eigg Island in the Scottish Inner Hebrides, Scotland

Tourists watching the famous TSS Earnslaw takes a sunset tour around Queenstown's Lake Wakatipu; Otago, New Zealand

Man On A Motorcycle At Twilight On A Highway, Near Edmonton, Alberta, Canada

Silhouette of a cruise ship on the water off the shore of Kailua Bay at sunset, Kailua-Kona, Island of Hawaii, Hawaii, United States of America

Star of Honolulu making a sunset cruise viewed from Magic Island, Ala Monana beach park, Honolulu, Oahu, Hawaii, United States of America

Silhouette of a cruise ship on the water off the shore of Kailua Bay at sunset, Kailua-Kona, Island of Hawaii, Hawaii, United States of America