![](/TRLT/1009762/cover.jpg)
#Underground
TRLT
![](http://pbs.twimg.com/profile_images/1710861543532007424/qBylmdvK_normal.jpg)
A4 Cenotes are natural pits or sinkholes resulting from collapsing limestone, that exposes groundwater underneath; some cenotes are vertical, others are caves that contain pools and underwater passageways with beautiful light.
đź“· Mexico' s Yucatan Peninsula
Q @HeidiSiefkas #TRLT
![](http://pbs.twimg.com/media/DzOeJ-MUwAAuGEI.jpg:small)
![](http://pbs.twimg.com/profile_images/1063083231011135488/OFHfl32l_normal.jpg)
A4 #TRLT
There was an underground theme park in #Romania. It was built in an old shut down salt mine!
![](http://pbs.twimg.com/media/DzOeBeIWsAAx-cr.jpg:small)
![](http://pbs.twimg.com/profile_images/962877960259698688/6WNrXd9y_normal.jpg)
replying to @TheTravelCamel @TheTravelCamel @HeidiSiefkas A4 Lighting in the underground level of the Colosseum adds to the spooky mood. Great tour with @LivItalyTours @CharlesMcCool #travel #TRLT
![](http://pbs.twimg.com/media/DzOeFS-UYAAq2-S.jpg:small)
![](http://pbs.twimg.com/profile_images/1376626871190888460/yV9fRMYw_normal.jpg)
We learned so much on our first Viking Cruises experience. https://t.co/FHhzjmPNHH #TTOT #TRLT #travel
![](http://pbs.twimg.com/media/DzOedRxWoAA-cLU.jpg:small)
![](http://pbs.twimg.com/profile_images/1037355150032162816/r5WJePo6_normal.jpg)
A4. The Initiation Well in #Sintra is a really cool (and I meant that literally, its at least 20 degrees cooler than up on ground level, which was so necessary when I visited).
Photo from Google Search bc I couldn't find mine!
#TravelTuesday #TRLT
![](http://pbs.twimg.com/media/DzOedYwVAAAyvIy.jpg:small)
![](http://pbs.twimg.com/profile_images/641288512524959744/b2pQYH11_normal.png)
replying to @TheTravelCamel @TheTravelCamel #a4 Or light in another form - the monument to the Kinder Transport, from much darker times. It's right outside Liverpool St station in London .#trlt
![](http://pbs.twimg.com/media/DzOeZJ0XgAAQNkt.jpg:small)
![](http://pbs.twimg.com/profile_images/1710861543532007424/qBylmdvK_normal.jpg)
replying to @AirbnbSuperhost
@AirbnbSuperhost @TheTravelCamel @JLipowski @Sihpromatum @lissysalt @FunInFairfax @DonNadeau @Travel_boomer @MarjiStevens @nerdarzt Homemade soup and fresh buns, to warm us up! Thanks, Lori.
#TRLT
![](http://pbs.twimg.com/media/DzOelcVUYAAM78r.jpg:small)
![](http://pbs.twimg.com/profile_images/786254647736532992/Ulw6QqcK_normal.jpg)
A4 We’ve been researching Antarctica’s ice caves for @Journeysmiths and they are a photographer’s dream #TRLT
![](http://pbs.twimg.com/media/DzOenLGXgAAFALo.jpg:small)
![](http://pbs.twimg.com/profile_images/1044533041656344576/IcPnFz0t_normal.jpg)
A5. Monolithic Church of Saint-Emilion, France, is an underground church hewn from limestone starting in the 12th century. #TRLT
![](http://pbs.twimg.com/media/DzOagSwWsAAIg9n.jpg:small)
![](http://pbs.twimg.com/profile_images/1486858506095398914/ACDcfH66_normal.jpg)
A:3 I once attended a dinner concert at the underground Cistern in Istanbul Turkey the whole entire cistern was transformed #TRLT
![](http://pbs.twimg.com/media/DzOeqYOX4AUgcaw.jpg:small)
![](http://pbs.twimg.com/profile_images/1177894191009058817/XGnW_zNa_normal.jpg)
A1: Chamberi in Madrid is a “ghost station” – it is disused but you can go down there and watch the trains going past a glass screen @carornocar #TRLT #travel #TravelTuesday
![](http://pbs.twimg.com/media/DzOeUI-X0AEGjwJ.jpg:small)
![](http://pbs.twimg.com/profile_images/1600509939876765697/IeKlBo8p_normal.jpg)
replying to @Travel_boomer @Travel_boomer @pip_says Yes, sorry. Teotihuacan. Its right by there. on the "ring road" that circles the area #TRLT
![](http://pbs.twimg.com/media/DzOe9doUwAAbYQD.jpg:small)
![](http://pbs.twimg.com/profile_images/1214142329725939717/Wp5aeugG_normal.jpg)
A5: Very surprised to find ancient sand mines under one of England's busiest towns, Reigate in Surrey. Only open a few times a year and well worth a visit @FuninFairfax #TRLT
![](http://pbs.twimg.com/media/DzOe3NxX0AEEEVm.jpg:small)
![](http://pbs.twimg.com/profile_images/1183024961469980672/QxmwHSkR_normal.png)
replying to @ActivatedAdven1 @ActivatedAdven1 It certainly was. I would highly recommend it. #TRLT
![](http://pbs.twimg.com/media/DzOfB2nXgAAn7of.jpg:small)
![](http://pbs.twimg.com/profile_images/1183024961469980672/QxmwHSkR_normal.png)
A5 A tour through the Cueva de Indio (Indian Cave) in #Viñales #Cuba - This boat tour is fun & accessible for all. Pinar del Rio is a wonderful place only 1.5/2hrs out of Havana via @FunInFairfax #TRLT #traveltuesday #cubatravel #cubicletocuba
![](http://pbs.twimg.com/media/DzJ6sUZW0AA2r3s.jpg:small)
![](http://pbs.twimg.com/profile_images/962877960259698688/6WNrXd9y_normal.jpg)
replying to @TheTravelCamel @TheTravelCamel @HeidiSiefkas A4 Bet I'm not the only one on this chat who has walked through this colorful tunnel at @fly2ohare #travel #TRLT
![](http://pbs.twimg.com/media/DzOfXe_UUAAAMlI.jpg:small)