Danger sign warning of crocodiles, Pasikudah Bay, Eastern Province, Sri Lanka, Asia

Flame of Peace, Hiroshima Peace Memorial, UNESCO World Heritage Site, Horoshima, Honshu, Japan, Asia

Aaerial overview of Old Town Tallinn from Sokos Viru hotel, Old Town, UNESCO World Heritage Site, Tallinn, Estonia, Europe

Dubai skyline at dusk with Burj Khalifa, the world tallest building and Sheikh Zayed road traffic, Dubai, United Arab Emirates

Pacha el Baghdadi square, Medina, UNESCO World Heritage Site, Fez, Morocco, Africa.

At right minaret of Sidi Lazaze, at left minaret of Medersa Bou Inania, Medina, UNESCO World Heritage Site, Fez, Morocco, Africa.

Kinkakuji temple,golden Pavilion,UNESCO World Heritage Site,Kyoto, Japan

Starry night octopus, Octopus luteus, foraging on coral reef at night, Malapascua, Cebu, Philippines, Visayan Sea.

At right minaret of Sidi Lazaze, at left minaret of Medersa Bou Inania, Medina, UNESCO World Heritage Site, Fez, Morocco, Africa.

Kinkakuji temple,golden Pavilion,UNESCO World Heritage Site,Kyoto, Japan

Elevated view over the Medina, UNESCO World Heritage Site, Fez, Morocco, Africa.

Wetterhorn, Schreckhorn and Finsteraarhorn in alpenglow are reflected in mountain lake, Bachalpsee, Grindelwald, Bernese Oberland, UNESCO World Natural Heritage Swiss Alps Jungfrau-Aletsch, Bernese Alps, Bern, Switzerland

Wetterhorn, Schreckhorn, Finsteraarhorn and Fiescherhorn are reflected in mountain lake, Bachalpsee, Grindelwald, Bernese Oberland, UNESCO World Natural Heritage Swiss Alps Jungfrau-Aletsch, Bernese Alps, Bern, Switzerland

Lake Thun, from Schynigen Platte, Grindelwald, Bernese Oberland, UNESCO World Natural Heritage Swiss Alps Jungfrau-Aletsch, Bernese Alps, Bern, Switzerland

Almsiedlung Obersteinberg with Großhorn, Breithorn and Tschingelhorn in the background, Obersteinberg, Bernese Oberland, UNESCO World Natural Heritage Swiss Alps Jungfrau-Aletsch, Bernese Alps, Bern, Switzerland

Red wagon of the rack railway travels to Schynige Platte, Bernese Alps in the background, from Schynigen Platte, Grindelwald, Bernese Oberland, UNESCO World Natural Heritage Swiss Alps Jungfrau-Aletsch, Bernese Alps, Bern, Switzerland

Augstmatthorn with Lake Brienz, from Schynigen Platte, Grindelwald, Bernese Oberland, UNESCO World Natural Heritage Swiss Alps Jungfrau-Aletsch, Bernese Alps, Bern, Switzerland