To see the desert at its best, go out at dawn and at sunset.
( ( To ( ( see ( the desert ) ) ( at ( its best ) ) ) ) ( , ( ( ( go out ) ( ( ( at dawn ) and ) ( at sunset ) ) ) . ) ) )
(ROOT (S (S (VP (TO To) (VP (VB see) (NP (DT the) (NN desert)) (PP (IN at) (NP (PRP$ its) (JJS best)))))) (, ,) (VP (VBP go) (PRT (RP out)) (PP (PP (IN at) (NP (NN dawn))) (CC and) (PP (IN at) (NP (NN sunset))))) (. .)))
Optimal times to really experience what the desert has to offer are at sunrise and sunset.
( ( Optimal ( times ( to ( really ( experience ( what ( ( the desert ) ( has ( to offer ) ) ) ) ) ) ) ) ) ( ( are ( at ( ( sunrise and ) sunset ) ) ) . ) )
(ROOT (S (NP (JJ Optimal) (NNS times) (S (VP (TO to) (VP (ADVP (RB really)) (VB experience) (SBAR (WHNP (WP what)) (S (NP (DT the) (NN desert)) (VP (VBZ has) (S (VP (TO to) (VP (VB offer))))))))))) (VP (VBP are) (PP (IN at) (NP (NN sunrise) (CC and) (NN sunset)))) (. .)))