A boardwalk winds through this sliver of coastal nature hidden within Sydney.

A 4,500-year-old forest is slowly being revealed from beneath the sands of a Welsh beach.

Home to a seasonal waterfall and swimming hole in the Ouachita Mountains.

The sister plane of the C-123 shot down during the Iran-Contra Affair has found a new purpose in retirement.

This unassuming retro burger joint was billed as “diner of the future” at the 1939 World's Fair.

An abandoned early-20th-century boomtown sits within the Calico Rock city limits.

Collection maintained by the legendary designer.

The ruins of this abandoned fort now stand as a picturesque reminder of America's march West.

An old World War II hangar holds 20 vintage aircraft and the rare opportunity to take a ride in a 1940s warbird.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

An abandoned marine theme park has created a difficult experiment in dolphin rewilding.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

An abandoned theme park with a strange and tumultuous past.

This public space is speckled with the eerie remnants of a defunct amusement park.

One of the world's largest automobile junkyards is a unique landscape of metal and moss.

A museum and research center dedicated to preserving the history of Rolls-Royce and Bentley motorcars.

This rusted shipwreck directly in front of a century-old abandoned lighthouse looks almost surreal.

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

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

This small piece of Michigan is entirely surrounded by Ohio.

This marker identifies the location where three states converge.

Creek water that starts here has a 50/50 chance of ending up in the Atlantic or the Pacific.

Two creeks flow out of either end of this canyon in opposite directions.