Explanation

• The Bosphorus Strait is a narrow natural waterway in Turkey.
• It connects the Black Sea with the Sea of Marmara.
• It is the forming part of the boundary between Europe and Asia.
• Strategically important for international shipping and naval routes.

Additional information:

• Length: ~30 km
• Width: 700 m – 3.7 km
• Maximum depth: ~110 m
• Number of bridges across: 3
• Number of tunnels (undersea): 2

Last verified on 12-03-2026

Explanation

• The Strait of Malacca is the longest strait in the world.
• It is with a length of about 800 km.
• It lies between Malaysia and the Indonesian island of Sumatra.
• It is one of the world's busiest international shipping routes.
• The strait connects the Andaman Sea with the South China Sea.

Last verified on 07-07-2026

Explanation

• Almost 40% of the world's oil supply passes through the Strait of Hormuz.
• It is one of the world's most important oil shipping routes.
• The Strait of Hormuz connects the Persian Gulf with the Gulf of Oman.
• It is about 55–95 km wide.

Last verified on 06-07-2026

Explanation

• The Strait of Malacca is a narrow, strategic waterway between Peninsular Malaysia and Sumatra, Indonesia.
• It connects the Indian Ocean with the Pacific Ocean, facilitating major international shipping.

Additional information:

• One of the world’s busiest shipping lanes, vital for trade between Europe, Middle East, and East Asia.
• Length: 890 km, Width: 2.8 km at its narrowest point.

Last verified on 09-02-2026

Explanation

• The strait between Australia and Papua New Guinea is called the Torres Strait.
• It connects the Coral Sea (Pacific Ocean) with the Arafura Sea (Indian Ocean region).
• It separates Australia’s Cape York Peninsula from Papua New Guinea’s southern coast.
• It contains many small islands known as the Torres Strait Islands.

Last verified on 15-06-2026