Waterfront Cities of the World

Photographer Heidi Hollinger takes us on a tour of Helsinki, a city unlike any other: a leader in social policy, an innovator in telecommunications and nearly obsessive in its pursuit of civil organization.

With over 50% of its population under the age of 24, change is being ushered in by Cape Town's youth. Optimism, hope and resilience pit themselves against the lingering wounds of apartheid.

Heidi meets the photographers of the Cuban Revolution and learns about the role of socialism, baseball and salsa dancing.

Having completely transformed itself over the last 20 years, Lisbon has become Europe's most cosmopolitan city.

Bangkok is a city in motion, but beneath the culture of chaos, this Buddhist city possesses a deep respect for well-being.

Despite political and economic instability, the people of Buenos Aires are masters at living life to the fullest.

Heidi explores why Melbourne is the cultural and sports capital of Australia - voted best place on Earth to live for three years in a row by The Economist.

Houston has been defined by NASA and petroleum, but it is a surprisingly liberal city and a cultural hub, with 60% of its population originating from Mexico, Asia and Africa.

Reykjavik's 200,000 inhabitants make up two-thirds of the country's population, and countless hot water geysers dominate its landscape.

A city with a history of the trend and countertrend, San Francisco's current fascination is with living a greener and simpler life.

In the oldest city of France, everything and its opposite co-exist.