This scenic fortress dates back at least 2,400 years to the time of Magna Graecia.

This historic graveyard was partially paved over to create a streetcar line.

It would be a crime to miss it.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

One of the oldest seagoing boats in the world can be found at the Dover Museum.

One of the few standing Roman lighthouses and a labyrinth of tunnels are a couple of the secrets at this historic castle.

The last of Amsterdam's original sea level markers remaining in place.

This large copper bolt represents the benchmark for measuring sea levels in most of Europe.

Tucked in the back of a flower shop, its collection details the fascinating history of the Netherlands's iconic symbol.

Europe's official "zero-level," the equator of elevation.

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

This cheese shop also houses a museum devoted to Dutch dairy.

This bird-loving brewery is situated in an old municipal bathhouse, nestled beside a 300-year-old windmill.

This unattributed sculpture in Amsterdam is hiding in plain sight.

Seven mini rowhouses fill the gap between 54 and 70 Westerstraat.

This historic Amsterdam bar used to accept sailor's monkeys as payment.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.