Daily travel links for 2015-07-23: photo themes, flying free and simulate a road trip

Daily travel links for 2015-07-22: Demanding tourists, nature walks and obscure road trips

Daily travel links for 2015-07-21: Epic road trips, map reading and worst airport security

Tweet digest for June 29: On Adventure travel, using a concierge, summer dangers and more

Here is a roundup of my travel tweets for Monday, June 29, 2015 linking to several interesting travel stories worth sharing: