This failed condo development was reborn as a street art hub.

Controversially claiming the title of world's biggest bass drum, UT's Big Bertha was once made radioactive by the Manhattan Project.

A grove of colossal man-made flowers built to collect the sun's rays.

Free public park and gardens filled with peacocks and peahens.

Austin’s local mountain isn’t really a mountain at all.

Some islands... they come, they go, especially on Lake Travis.

This secret Swiss fortress is disguised as a harmless pink house, complete with fake windows.

This long line of cement defensive wedges is named after the famous chocolate bar for obvious reasons.

This colorful but controversial ceiling has been likened to a 21st-century Sistine Chapel.

This volcano rises like a giant anthill from the plains below, with a road spiraling up to the rim.

A saloon and inn that served the Wild West's most iconic figures—and is still haunted by some of them today.