Beneath the surface lies the biggest river cave ever discovered, a vast underground system carved by water over millions of years. Its scale is so immense it feels like another world.

A self-confessed ‘eccentric’ has spent 30 years hand-digging an other-worldly labyrinth of underground caves 20ft below the ...

A 37-year-old Tampa man and his two sons experienced a harrowing ordeal when they found themselves trapped for days in a West ...