Ms Rotterdam in the Norwegian fjords.
Koh Lipe, Thailand
We asked our Twitter followers to reveal their favourite beaches - the results are some of the most beautiful stretches of sand on Earth.
Koh Lipe is a tiny Thai island set in the Andaman Sea near the Malaysian border. @lauraball123 says: "Sunrise on the beach at Koh Lipe is beautiful! Once you're on the island, it's very easy to get to... Getting to the island [itself] takes a few hours but is worth it! Pretty quiet and secluded... "