Sri Lanka (formerly Ceylon) is an island nation south of India in the Indian Ocean. Its diverse landscapes range from rainforest and arid plains to highlands and sandy beaches.
Malaysia is a Southeast Asian country occupying parts of the Malay Peninsula and the island of Borneo. It's known for its beaches, rainforests and mix of Malay, Chinese, Indian and European cultural influences
Australia is a country and continent surrounded by the Indian and Pacific oceans. Its major cities – Sydney, Brisbane, Melbourne, Perth, Adelaide – are coastal.
The U.S. is a country of 50 states covering a vast swath of North America, with Alaska in the northwest and Hawaii extending the nation’s presence into the Pacific Ocean.