This community on a small Venetian island has taken to painting their houses in bright neon hues.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

This electric green sulphur lake in New Zealand looks like a cartoonish radioactive dump site.

Climbing this abandoned railway leads to breathtaking vistas of O‘ahu.

This stunning concert hall has become a symbol of Iceland's national recovery.

This wrecked airplane has been sitting on a black sand beach since the 1970s.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

Walk in the footsteps of the gods and straddle two tectonic plates.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

An arts and culture melting pot inside an old roadside inn from the Ottoman era.

Quite simply the largest tree in the world (by volume).

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

A Hawaiian stairway to heaven—that you can't climb.

This 13th-century monastery chiseled into the side of a mountain is equipped with a bridge that can be lifted to protect against raids.

This black sand beach was crafted from volcanic explosions including the historic Minoan eruption.

Legend says it was constructed with the destroyed pillar of an ancient Greek Temple.

This ancient structure appears Roman, but was constructed during the 16th century and was utilized until 1911.

Built by the Ancient Greeks, this chariot bridge is still in use today.

The partially submerged ruins of a white marble quarry used in ancient Greece for over 1,200 years.

The abandoned summer estate of the former Greek Royal Family.

The rocky remains of an ancient Greek forest.

One of the largest single-span stone-arch bridges in the Balkans looks like something straight out of a fairytale.

This wrecked ghost ship has been rusting on a Greek beach since the 1980s.