It can be purchased at the Airport in Cuba on arrival, however it should be noted that many airlines will require a valid tourist visa card before boarding flights.
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	nsubj:pass	4:nsubj:pass	Discourse=joint-other_m:13->7:2|Entity=(5-abstract-giv:act-cf1*-1-ana)
2	can	can	AUX	MD	VerbForm=Fin	4	aux	4:aux	_
3	be	be	AUX	VB	VerbForm=Inf	4	aux:pass	4:aux:pass	_
4	purchased	purchase	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	0:root	_
5	at	at	ADP	IN	_	7	case	7:case	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	7:det	Entity=(16-place-new-cf7-2,4-sgl-List_of_airports_in_Cuba
7	Airport	Airport	PROPN	NNP	Number=Sing	4	obl	4:obl:at	_
8	in	in	ADP	IN	_	9	case	9:case	_
9	Cuba	Cuba	PROPN	NNP	Number=Sing	7	nmod	7:nmod:in	Entity=(4-place-giv:inact-cf3-1-coref-Cuba)16)
10	on	on	ADP	IN	_	11	case	11:case	_
11	arrival	arrival	NOUN	NN	Number=Sing	4	obl	4:obl:on	Entity=(17-event-new-cf8-1-sgl)|SpaceAfter=No
12	,	,	PUNCT	,	_	17	punct	17:punct	_
13	however	however	ADV	RB	_	17	advmod	17:advmod	Discourse=adversative-contrast_m:14->13:0
14	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	17	expl	17:expl	Entity=(18-abstract-new-cf4-1-cata)
15	should	should	AUX	MD	VerbForm=Fin	17	aux	17:aux	_
16	be	be	AUX	VB	VerbForm=Inf	17	aux:pass	17:aux:pass	_
17	noted	note	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	parataxis	4:parataxis	_
18	that	that	SCONJ	IN	_	22	mark	22:mark	Entity=(18-abstract-acc:com-cf4-5-coref
19	many	many	ADJ	JJ	Degree=Pos	20	amod	20:amod	Entity=(19-organization-new-cf5-2-sgl
20	airlines	airline	NOUN	NNS	Number=Plur	22	nsubj	22:nsubj	Entity=19)
21	will	will	AUX	MD	Number=Plur|Person=3|VerbForm=Fin	22	aux	22:aux	_
22	require	require	VERB	VB	VerbForm=Inf	17	csubj:pass	17:csubj:pass	_
23	a	a	DET	DT	Definite=Ind|PronType=Art	27	det	27:det	Entity=(7-object-giv:inact-cf2-5-coref
24	valid	valid	ADJ	JJ	Degree=Pos	27	amod	27:amod	_
25	tourist	tourist	NOUN	NN	Number=Sing	26	compound	26:compound	Entity=(5-abstract-giv:act-cf1*-2-coref
26	visa	visa	NOUN	NN	Number=Sing	27	compound	27:compound	Entity=5)
27	card	card	NOUN	NN	Number=Sing	22	obj	22:obj	Entity=7)
28	before	before	SCONJ	IN	_	29	mark	29:mark	Discourse=context-circumstance:15->14:0
29	boarding	board	VERB	VBG	VerbForm=Ger	22	advcl	22:advcl:before	_
30	flights	flight	NOUN	NNS	Number=Plur	29	obj	29:obj	Entity=(20-event-new-cf6-1-sgl)18)|SpaceAfter=No
31	.	.	PUNCT	.	_	4	punct	4:punct	_
