Contest #318 hint

Yes they are man made, no they are not boats, however you can construct a boat in a similar way and cross the Atlantic.

 

Contest #317 answer: Lake Natron, Tanzania

Lake Natron is a salt lake with a pH of 10.5,which is so caustic that it will burn the skin of the animals that are not adapted to it.

Natron Lake

The water’s alkalinity comes from the sodium carbonate and other minerals that flow into the lake from the surrounding hills. And sodium carbonate was used ny the Egyptians for mummification…

Those who didn’t turn to stone:

  • Walter_V_R
  • mccrumplair
  • mehmet durmus
  • steve willis
  • Cloudspotter
  • Phil Ower
  • Eloy Cano
  • hhgygy
  • krenek
  • DannyS
  • Garfield
  • EJ
  • Lighthouse

– Hint –

  • Ashwini Agrawal
  • Paul Franson
  • Per Svolsbru

Contest #316 answer: London Bridge, Lake Havasu AZ, USA

The old London Bridge, constructed in 1831, was bought by Mr. Robert P. McCulloch and moved over to Lake Havasu, one of the cities he founded.

LakeHavasu

There is a strong rumour that he thought he had actually bought the Tower Bridge, which he denied, of course.

Those who crossed the right bridge

  • Cloudspotter
  • rob de wolff
  • hhgygy
  • Phil Ower
  • mehmet durmus
  • steve willis
  • Eloy Cano
  • mccrumplair
  • Walter_V_R

– Hint –

  • Bill Close
  • Ivar Bonsaksen
  • Chris Nason
  • David Kozina
  • EJ
  • Ashwini Agrawal
  • ACG
  • DannyS
  • Luís Filipe Miguel
  • krenek
  • donaaronio
  • Thomas Egan
  • Mia
  • Fred A
  • Sarah G.
  • Alex Tischer
  • a11c
  • Paul Franson
  • JMoore