The Great Pyramid of Giza: The only Wonder of the Ancient World that still stands. It has only been damaged by time and erosion.

The Mausoleum at Halicarnassus: A tomb built for Mausolus, a satrap (or governor) in the Persian Empire, between 353 and 350 BC. It was destroyed by earthquakes from the 12th to the 15th century.

The Lighthouse of Alexandria: A lighthouse built between 280 and 247 BC, estimated to be 100 m (330 ft) tall. After being damaged by 3 earthquakes between AD 956 and 1323, it became an abandoned ruin.

The Colossus of Rhodes: A statue of the Greek sun-god Helios in the city of Rhodes. According to description, it stood about 33 m (108 ft) high. It collapsed during the earthquake of 236 BC.

Statue of Zeus at Olympia: A giant seated figure made around 435 BC in the temple of Zeus in Olympia, Greece. The statue was lost and destroyed during the 5th century AD. Details and descriptions are known only from ancient Greek writings and representations on coins.

Temple of Artemis: A temple dedicated to the Greek goddess of the hunt, Artemis. After a devastating flood and then an act of arson 300 years later, it was rebuilt twice. By 401 AD, however, it had been ruined or destroyed. Only foundation and fragments remain.

The Hanging Gardens of Babylon: Supposedly, beautiful tiered gardens containing a wide variety of trees, shrubs and vines. The location and ultimate fate are unknown and there is speculation to their having existed at all.

More Info: en.m.wikipedia.org