The longest manmade tunnel in Queensland is now a beautiful trail, home to a special colony of bent-wing bats.

World War II ended before these tunnels built to protect vital oil from Japanese bombs were ever used.

Though considered an eyesore by some, this boxy Brutalist high-rise plays a significant role in Sydney's past.

The largest shot tower in Australia is a unique reminder of industrial ammunitions history.

A youth-centric science center hides an industrial triumph.

This 19th-century convent is now a flourishing 21st-century hub for art.

A series of gun powder chambers currently hidden from view within Nobbys Headland in Newcastle, Australia.

Hundreds of people walk past this palm tree every day without spotting its secret.

The colony of South Australia was proclaimed on a hot December day under a distinctively arched gum tree.

Asbestos pit mine abandoned in 1983 is still dangerous thirty years later.

Roadside attraction outside of a recycling center.

An obsolete form of timekeeping still marks the hour in this adapted 19th century lighthouse.

Three-story concrete ram with a permanent gift shop.

Standing in celebration of where the cattle dog was bred.

Australia's only active volcanoes and highest peak are located on these remote islands thousands of miles away from the mainland.

The 25-million-year-old cavities have perplexed people for decades.

Australia's only intact colonial warship never saw action before being turned into a scenic wreck.

Australia's first open air museum and antique 3D theater.

A beautiful hike through national parks, forests and beaches in Western Australia.

These sea cliffs are an epic natural wonder.

A spectacular impact crater in the rugged heart of Central Australia.

This 4.5-meter-tall statue of a native Australian bird marks Hydro Aluminium's 40th year in the area.

Ninety years of Sydney buses under one roof.

Lonely industrial sculptures in South Australia created by a mechanic turned artist.