A series of waterfalls so massive they straddle the border of Argentina and Brazil.

This stunning mass of ice spans 121 square miles and is still growing.

A serene space tucked amid the skyscrapers of Hong Kong's bustling financial district.

The world's longest outdoor covered escalator system transports commuters through Hong Kong's hilly terrain.

Climb to the top of the world's largest seated bronze Buddha.

One of Ireland's most infamous prisons for rebels including men, women and children.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

The hallucinogenic center of the ancient world.

Nelson Mandela lived here with his family from 1946 until his arrest in 1962.

One of the tallest buildings in Africa provides a great view of Johannesburg's unique geography.

Two giant painted cooling towers make for one of the world’s most epic bungee jumps.

This road winds through the steep coastal cliffside offering spectacular views for those who brave the drive.

Formerly known as the Malay Quarter, Bo Kaap is a colorfully-painted suburb located in the “Mother City” of South Africa.

This African beach is home to thousands of rare mainland penguins that are known for their annoying voice.

The remains of Uruguayan hero José Artigas lie beneath a monument in Montevideo’s main square.

The design of the Palacio Salvo has been described as "a lighthouse on top of a building."

This singular art museum in São Paulo is unique inside and out.

This striking, two-toned confluence of rivers is visible from space.

A beautiful opera house in the heart of Amazonia has recently restarted performances after a 90-year hiatus.

A 125-meter long "tribute to the Brazilian people."

The 10,000 Torii shrine.

A beautiful bamboo trail tucked in this famous Japanese Shrine.

Twelve hundred stone carvings guard this off-the-beaten-path Buddhist temple.

The quintessential Japanese rock garden has existed for more than 500 years.