: Founded by Greek settlers from Megara, the city began as a strategic trading post on the Bosphorus.

: Roman Emperor Constantine the Great recognized its value and made it the new capital of the Roman Empire. For over a millennium, it was the wealthiest and most powerful city in the Christian world.

Istanbul's history is often told through its three distinct eras and names:

The story of Istanbul is a grand epic spanning over 2,500 years, characterized by its unique position as the only city in the world straddling two continents—Europe and Asia. Its narrative is one of transformation, evolving from a Greek colony to the majestic capital of two of history's greatest empires before becoming the vibrant cultural heart of modern Turkey.

: After the Ottoman conquest by Mehmed II in 1453, the city became the seat of the Ottoman Empire for nearly 500 years. It was officially renamed Istanbul in 1930. Architectural Landmarks and Layers

Deep Ocean Exploration Technology

Cutting-edge technology helps overcome the deep ocean’s extreme conditions and uncover its secrets. Engineering and robotics are making groundbreaking discoveries possible:
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Istanbul May 2026

: Founded by Greek settlers from Megara, the city began as a strategic trading post on the Bosphorus.

: Roman Emperor Constantine the Great recognized its value and made it the new capital of the Roman Empire. For over a millennium, it was the wealthiest and most powerful city in the Christian world.

Istanbul's history is often told through its three distinct eras and names:

The story of Istanbul is a grand epic spanning over 2,500 years, characterized by its unique position as the only city in the world straddling two continents—Europe and Asia. Its narrative is one of transformation, evolving from a Greek colony to the majestic capital of two of history's greatest empires before becoming the vibrant cultural heart of modern Turkey.

: After the Ottoman conquest by Mehmed II in 1453, the city became the seat of the Ottoman Empire for nearly 500 years. It was officially renamed Istanbul in 1930. Architectural Landmarks and Layers

Deep Ocean Explorers

Deep ocean explorers are scientists, engineers, and innovators who venture into one of Earth’s most mysterious frontiers. They use advanced tools and technologies to study the depths, uncovering new species, mapping unknown terrains, and tackling critical environmental challenges.

Notable explorers

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Dr. Sylvia Earle

Known as “Her Deepness,” she has led over 100 expeditions and is a global advocate for ocean conservation.

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Victor Vescovo

An adventurer and businessman who has dived to the deepest points in all five oceans. istanbul

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Dr. Carlos M. Duarte

A globally renowned oceanographer based in Saudi Arabia, Dr. Duarte leads groundbreaking research on ocean sustainability and marine ecosystems. His work is critical for understanding the impact of climate change on marine life : Founded by Greek settlers from Megara, the

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Dr. Raquel Peixoto

A microbiologist focused on coral reef conservation, Dr. Peixoto explores how microbial communities can help protect marine ecosystems under threat from climate change. Istanbul's history is often told through its three